131253876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 376696320

約数和(自身を除く): 245442444

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 83, 93, 109, 117, 124, 156, 166, 186, 218, 234, 249, 279, 327, 332, 372, 403, 436, 468, 498, 558, 654, 747, 806, 981, 996, 1079, 1116, 1209, 1308, 1417, 1494, 1612, 1962, 2158, 2418, 2573, 2834, 2988, 3237, 3379, 3627, 3924, 4251, 4316, 4836, 5146, 5668, 6474, 6758, 7254, 7719, 8502, 9047, 9711, 10137, 10292, 12753, 12948, 13516, 14508, 15438, 17004, 18094, 19422, 20274, 23157, 25506, 27141, 30411, 30876, 33449, 36188, 38844, 40548, 43927, 46314, 51012, 54282, 60822, 66898, 81423, 87854, 92628, 100347, 108564, 117611, 121644, 131781, 133796, 162846, 175708, 200694, 235222, 263562, 280457, 301041, 325692, 352833, 395343, 401388, 470444, 527124, 560914, 602082, 705666, 790686, 841371, 1058499, 1121828, 1204164, 1411332, 1581372, 1682742, 2116998, 2524113, 3365484, 3645941, 4233996, 5048226, 7291882, 10096452, 10937823, 14583764, 21875646, 32813469, 43751292, 65626938, 131253876]

約数ペア:

[(1, 131253876), (2, 65626938), (3, 43751292), (4, 32813469), (6, 21875646), (9, 14583764), (12, 10937823), (13, 10096452), (18, 7291882), (26, 5048226), (31, 4233996), (36, 3645941), (39, 3365484), (52, 2524113), (62, 2116998), (78, 1682742), (83, 1581372), (93, 1411332), (109, 1204164), (117, 1121828), (124, 1058499), (156, 841371), (166, 790686), (186, 705666), (218, 602082), (234, 560914), (249, 527124), (279, 470444), (327, 401388), (332, 395343), (372, 352833), (403, 325692), (436, 301041), (468, 280457), (498, 263562), (558, 235222), (654, 200694), (747, 175708), (806, 162846), (981, 133796), (996, 131781), (1079, 121644), (1116, 117611), (1209, 108564), (1308, 100347), (1417, 92628), (1494, 87854), (1612, 81423), (1962, 66898), (2158, 60822), (2418, 54282), (2573, 51012), (2834, 46314), (2988, 43927), (3237, 40548), (3379, 38844), (3627, 36188), (3924, 33449), (4251, 30876), (4316, 30411), (4836, 27141), (5146, 25506), (5668, 23157), (6474, 20274), (6758, 19422), (7254, 18094), (7719, 17004), (8502, 15438), (9047, 14508), (9711, 13516), (10137, 12948), (10292, 12753)]