128834238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 286820352

約数和(自身を除く): 157986114

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 113, 141, 226, 282, 311, 339, 611, 622, 678, 933, 1222, 1469, 1833, 1866, 2938, 3666, 4043, 4407, 5311, 8086, 8814, 10622, 12129, 14617, 15933, 24258, 29234, 31866, 35143, 43851, 69043, 70286, 87702, 105429, 138086, 190021, 207129, 210858, 380042, 414258, 456859, 570063, 913718, 1140126, 1370577, 1651721, 2741154, 3303442, 4955163, 9910326, 21472373, 42944746, 64417119, 128834238]

約数ペア:

[(1, 128834238), (2, 64417119), (3, 42944746), (6, 21472373), (13, 9910326), (26, 4955163), (39, 3303442), (47, 2741154), (78, 1651721), (94, 1370577), (113, 1140126), (141, 913718), (226, 570063), (282, 456859), (311, 414258), (339, 380042), (611, 210858), (622, 207129), (678, 190021), (933, 138086), (1222, 105429), (1469, 87702), (1833, 70286), (1866, 69043), (2938, 43851), (3666, 35143), (4043, 31866), (4407, 29234), (5311, 24258), (8086, 15933), (8814, 14617), (10622, 12129)]