28117796

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3109}}^1$

素因数の和:3156

約数の個数: 48

約数和(自身を含む): 62697600

約数和(自身を除く): 34579804

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 1292, 2261, 3109, 4522, 6218, 9044, 12436, 21763, 43526, 52853, 59071, 87052, 105706, 118142, 211412, 236284, 369971, 413497, 739942, 826994, 1004207, 1479884, 1653988, 2008414, 4016828, 7029449, 14058898, 28117796]

約数ペア:

[(1, 28117796), (2, 14058898), (4, 7029449), (7, 4016828), (14, 2008414), (17, 1653988), (19, 1479884), (28, 1004207), (34, 826994), (38, 739942), (68, 413497), (76, 369971), (119, 236284), (133, 211412), (238, 118142), (266, 105706), (323, 87052), (476, 59071), (532, 52853), (646, 43526), (1292, 21763), (2261, 12436), (3109, 9044), (4522, 6218)]