7891308

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 21403200

約数和(自身を除く): 13511892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 83, 114, 139, 166, 171, 228, 249, 278, 332, 342, 417, 498, 556, 684, 747, 834, 996, 1251, 1494, 1577, 1668, 2502, 2641, 2988, 3154, 4731, 5004, 5282, 6308, 7923, 9462, 10564, 11537, 14193, 15846, 18924, 23074, 23769, 28386, 31692, 34611, 46148, 47538, 56772, 69222, 95076, 103833, 138444, 207666, 219203, 415332, 438406, 657609, 876812, 1315218, 1972827, 2630436, 3945654, 7891308]

約数ペア:

[(1, 7891308), (2, 3945654), (3, 2630436), (4, 1972827), (6, 1315218), (9, 876812), (12, 657609), (18, 438406), (19, 415332), (36, 219203), (38, 207666), (57, 138444), (76, 103833), (83, 95076), (114, 69222), (139, 56772), (166, 47538), (171, 46148), (228, 34611), (249, 31692), (278, 28386), (332, 23769), (342, 23074), (417, 18924), (498, 15846), (556, 14193), (684, 11537), (747, 10564), (834, 9462), (996, 7923), (1251, 6308), (1494, 5282), (1577, 5004), (1668, 4731), (2502, 3154), (2641, 2988)]