91971825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 179131392

約数和(自身を除く): 87159567

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 37, 55, 69, 75, 111, 115, 131, 165, 185, 253, 275, 345, 393, 407, 555, 575, 655, 759, 825, 851, 925, 1221, 1265, 1441, 1725, 1965, 2035, 2553, 2775, 3013, 3275, 3795, 4255, 4323, 4847, 6105, 6325, 7205, 9039, 9361, 9825, 10175, 12765, 14541, 15065, 18975, 21275, 21615, 24235, 28083, 30525, 33143, 36025, 45195, 46805, 53317, 63825, 72705, 75325, 99429, 108075, 111481, 121175, 140415, 159951, 165715, 225975, 234025, 266585, 334443, 363525, 497145, 557405, 702075, 799755, 828575, 1226291, 1332925, 1672215, 2485725, 2787025, 3678873, 3998775, 6131455, 8361075, 18394365, 30657275, 91971825]

約数ペア:

[(1, 91971825), (3, 30657275), (5, 18394365), (11, 8361075), (15, 6131455), (23, 3998775), (25, 3678873), (33, 2787025), (37, 2485725), (55, 1672215), (69, 1332925), (75, 1226291), (111, 828575), (115, 799755), (131, 702075), (165, 557405), (185, 497145), (253, 363525), (275, 334443), (345, 266585), (393, 234025), (407, 225975), (555, 165715), (575, 159951), (655, 140415), (759, 121175), (825, 111481), (851, 108075), (925, 99429), (1221, 75325), (1265, 72705), (1441, 63825), (1725, 53317), (1965, 46805), (2035, 45195), (2553, 36025), (2775, 33143), (3013, 30525), (3275, 28083), (3795, 24235), (4255, 21615), (4323, 21275), (4847, 18975), (6105, 15065), (6325, 14541), (7205, 12765), (9039, 10175), (9361, 9825)]