128581208

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{120847}}^1$

素因数の和:120879

約数の個数: 32

約数和(自身を含む): 290035200

約数和(自身を除く): 161453992

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 120847, 241694, 483388, 845929, 966776, 1691858, 2296093, 3383716, 4592186, 6767432, 9184372, 16072651, 18368744, 32145302, 64290604, 128581208]

約数ペア:

[(1, 128581208), (2, 64290604), (4, 32145302), (7, 18368744), (8, 16072651), (14, 9184372), (19, 6767432), (28, 4592186), (38, 3383716), (56, 2296093), (76, 1691858), (133, 966776), (152, 845929), (266, 483388), (532, 241694), (1064, 120847)]