131031108

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^2\times {\mathrm{2393}}^1$

素因数の和:2435

約数の個数: 90

約数和(自身を含む): 371072394

約数和(自身を除く): 240041286

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 169, 234, 324, 338, 351, 468, 507, 676, 702, 1014, 1053, 1404, 1521, 2028, 2106, 2393, 3042, 4212, 4563, 4786, 6084, 7179, 9126, 9572, 13689, 14358, 18252, 21537, 27378, 28716, 31109, 43074, 54756, 62218, 64611, 86148, 93327, 124436, 129222, 186654, 193833, 258444, 279981, 373308, 387666, 404417, 559962, 775332, 808834, 839943, 1119924, 1213251, 1617668, 1679886, 2426502, 2519829, 3359772, 3639753, 4853004, 5039658, 7279506, 10079316, 10919259, 14559012, 21838518, 32757777, 43677036, 65515554, 131031108]

約数ペア:

[(1, 131031108), (2, 65515554), (3, 43677036), (4, 32757777), (6, 21838518), (9, 14559012), (12, 10919259), (13, 10079316), (18, 7279506), (26, 5039658), (27, 4853004), (36, 3639753), (39, 3359772), (52, 2519829), (54, 2426502), (78, 1679886), (81, 1617668), (108, 1213251), (117, 1119924), (156, 839943), (162, 808834), (169, 775332), (234, 559962), (324, 404417), (338, 387666), (351, 373308), (468, 279981), (507, 258444), (676, 193833), (702, 186654), (1014, 129222), (1053, 124436), (1404, 93327), (1521, 86148), (2028, 64611), (2106, 62218), (2393, 54756), (3042, 43074), (4212, 31109), (4563, 28716), (4786, 27378), (6084, 21537), (7179, 18252), (9126, 14358), (9572, 13689)]