12687558

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 16342842

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 71, 78, 79, 87, 142, 158, 174, 213, 237, 377, 426, 474, 754, 923, 1027, 1131, 1846, 2054, 2059, 2262, 2291, 2769, 3081, 4118, 4582, 5538, 5609, 6162, 6177, 6873, 11218, 12354, 13746, 16827, 26767, 29783, 33654, 53534, 59566, 72917, 80301, 89349, 145834, 160602, 162661, 178698, 218751, 325322, 437502, 487983, 975966, 2114593, 4229186, 6343779, 12687558]

約数ペア:

[(1, 12687558), (2, 6343779), (3, 4229186), (6, 2114593), (13, 975966), (26, 487983), (29, 437502), (39, 325322), (58, 218751), (71, 178698), (78, 162661), (79, 160602), (87, 145834), (142, 89349), (158, 80301), (174, 72917), (213, 59566), (237, 53534), (377, 33654), (426, 29783), (474, 26767), (754, 16827), (923, 13746), (1027, 12354), (1131, 11218), (1846, 6873), (2054, 6177), (2059, 6162), (2262, 5609), (2291, 5538), (2769, 4582), (3081, 4118)]