397334210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{33587}}^1$

素因数の和:33627

約数の個数: 48

約数和(自身を含む): 885110976

約数和(自身を除く): 487776766

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 2366, 5915, 11830, 33587, 67174, 167935, 235109, 335870, 436631, 470218, 873262, 1175545, 2183155, 2351090, 3056417, 4366310, 5676203, 6112834, 11352406, 15282085, 28381015, 30564170, 39733421, 56762030, 79466842, 198667105, 397334210]

約数ペア:

[(1, 397334210), (2, 198667105), (5, 79466842), (7, 56762030), (10, 39733421), (13, 30564170), (14, 28381015), (26, 15282085), (35, 11352406), (65, 6112834), (70, 5676203), (91, 4366310), (130, 3056417), (169, 2351090), (182, 2183155), (338, 1175545), (455, 873262), (845, 470218), (910, 436631), (1183, 335870), (1690, 235109), (2366, 167935), (5915, 67174), (11830, 33587)]