31215198

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 74856960

約数和(自身を除く): 43641762

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 53, 74, 106, 111, 159, 222, 259, 318, 371, 379, 518, 742, 758, 777, 1113, 1137, 1554, 1961, 2226, 2274, 2653, 3922, 5306, 5883, 7959, 11766, 13727, 14023, 15918, 20087, 27454, 28046, 40174, 41181, 42069, 60261, 82362, 84138, 98161, 120522, 140609, 196322, 281218, 294483, 421827, 588966, 743219, 843654, 1486438, 2229657, 4459314, 5202533, 10405066, 15607599, 31215198]

約数ペア:

[(1, 31215198), (2, 15607599), (3, 10405066), (6, 5202533), (7, 4459314), (14, 2229657), (21, 1486438), (37, 843654), (42, 743219), (53, 588966), (74, 421827), (106, 294483), (111, 281218), (159, 196322), (222, 140609), (259, 120522), (318, 98161), (371, 84138), (379, 82362), (518, 60261), (742, 42069), (758, 41181), (777, 40174), (1113, 28046), (1137, 27454), (1554, 20087), (1961, 15918), (2226, 14023), (2274, 13727), (2653, 11766), (3922, 7959), (5306, 5883)]