51156186

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 111421440

約数和(自身を除く): 60265254

約数列:

[1, 2, 3, 6, 23, 46, 59, 61, 69, 103, 118, 122, 138, 177, 183, 206, 309, 354, 366, 618, 1357, 1403, 2369, 2714, 2806, 3599, 4071, 4209, 4738, 6077, 6283, 7107, 7198, 8142, 8418, 10797, 12154, 12566, 14214, 18231, 18849, 21594, 36462, 37698, 82777, 139771, 144509, 165554, 248331, 279542, 289018, 370697, 419313, 433527, 496662, 741394, 838626, 867054, 1112091, 2224182, 8526031, 17052062, 25578093, 51156186]

約数ペア:

[(1, 51156186), (2, 25578093), (3, 17052062), (6, 8526031), (23, 2224182), (46, 1112091), (59, 867054), (61, 838626), (69, 741394), (103, 496662), (118, 433527), (122, 419313), (138, 370697), (177, 289018), (183, 279542), (206, 248331), (309, 165554), (354, 144509), (366, 139771), (618, 82777), (1357, 37698), (1403, 36462), (2369, 21594), (2714, 18849), (2806, 18231), (3599, 14214), (4071, 12566), (4209, 12154), (4738, 10797), (6077, 8418), (6283, 8142), (7107, 7198)]