13478296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{359}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 28803600

約数和(自身を除く): 15325304

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 359, 361, 494, 718, 722, 988, 1436, 1444, 1976, 2872, 2888, 4667, 4693, 6821, 9334, 9386, 13642, 18668, 18772, 27284, 37336, 37544, 54568, 88673, 129599, 177346, 259198, 354692, 518396, 709384, 1036792, 1684787, 3369574, 6739148, 13478296]

約数ペア:

[(1, 13478296), (2, 6739148), (4, 3369574), (8, 1684787), (13, 1036792), (19, 709384), (26, 518396), (38, 354692), (52, 259198), (76, 177346), (104, 129599), (152, 88673), (247, 54568), (359, 37544), (361, 37336), (494, 27284), (718, 18772), (722, 18668), (988, 13642), (1436, 9386), (1444, 9334), (1976, 6821), (2872, 4693), (2888, 4667)]