249524145

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:684

約数の個数: 80

約数和(自身を含む): 488359872

約数和(自身を除く): 238835727

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 83, 117, 135, 195, 249, 351, 405, 415, 571, 585, 747, 1053, 1079, 1245, 1713, 1755, 2241, 2855, 3237, 3735, 5139, 5265, 5395, 6723, 7423, 8565, 9711, 11205, 15417, 16185, 22269, 25695, 29133, 33615, 37115, 46251, 47393, 48555, 66807, 77085, 87399, 111345, 142179, 145665, 200421, 231255, 236965, 334035, 426537, 436995, 601263, 616109, 710895, 1002105, 1279611, 1848327, 2132685, 3006315, 3080545, 3838833, 5544981, 6398055, 9241635, 16634943, 19194165, 27724905, 49904829, 83174715, 249524145]

約数ペア:

[(1, 249524145), (3, 83174715), (5, 49904829), (9, 27724905), (13, 19194165), (15, 16634943), (27, 9241635), (39, 6398055), (45, 5544981), (65, 3838833), (81, 3080545), (83, 3006315), (117, 2132685), (135, 1848327), (195, 1279611), (249, 1002105), (351, 710895), (405, 616109), (415, 601263), (571, 436995), (585, 426537), (747, 334035), (1053, 236965), (1079, 231255), (1245, 200421), (1713, 145665), (1755, 142179), (2241, 111345), (2855, 87399), (3237, 77085), (3735, 66807), (5139, 48555), (5265, 47393), (5395, 46251), (6723, 37115), (7423, 33615), (8565, 29133), (9711, 25695), (11205, 22269), (15417, 16185)]