15357188

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 36197280

約数和(自身を除く): 20840092

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 119, 154, 187, 196, 238, 308, 374, 419, 476, 539, 748, 833, 838, 1078, 1309, 1666, 1676, 2156, 2618, 2933, 3332, 4609, 5236, 5866, 7123, 9163, 9218, 11732, 14246, 18326, 18436, 20531, 28492, 32263, 36652, 41062, 49861, 64526, 78353, 82124, 99722, 129052, 156706, 199444, 225841, 313412, 349027, 451682, 548471, 698054, 903364, 1096942, 1396108, 2193884, 3839297, 7678594, 15357188]

約数ペア:

[(1, 15357188), (2, 7678594), (4, 3839297), (7, 2193884), (11, 1396108), (14, 1096942), (17, 903364), (22, 698054), (28, 548471), (34, 451682), (44, 349027), (49, 313412), (68, 225841), (77, 199444), (98, 156706), (119, 129052), (154, 99722), (187, 82124), (196, 78353), (238, 64526), (308, 49861), (374, 41062), (419, 36652), (476, 32263), (539, 28492), (748, 20531), (833, 18436), (838, 18326), (1078, 14246), (1309, 11732), (1666, 9218), (1676, 9163), (2156, 7123), (2618, 5866), (2933, 5236), (3332, 4609)]