128691888

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{206237}}^1$

素因数の和:206261

約数の個数: 40

約数和(自身を含む): 358029168

約数和(自身を除く): 229337280

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 206237, 412474, 618711, 824948, 1237422, 1649896, 2474844, 2681081, 3299792, 4949688, 5362162, 8043243, 9899376, 10724324, 16086486, 21448648, 32172972, 42897296, 64345944, 128691888]

約数ペア:

[(1, 128691888), (2, 64345944), (3, 42897296), (4, 32172972), (6, 21448648), (8, 16086486), (12, 10724324), (13, 9899376), (16, 8043243), (24, 5362162), (26, 4949688), (39, 3299792), (48, 2681081), (52, 2474844), (78, 1649896), (104, 1237422), (156, 824948), (208, 618711), (312, 412474), (624, 206237)]