189979332

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{661}}^1$

素因数の和:1268

約数の個数: 48

約数和(自身を含む): 455095872

約数和(自身を除く): 265116540

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 557, 661, 1114, 1322, 1671, 1983, 2228, 2644, 3342, 3966, 6684, 7932, 23951, 28423, 47902, 56846, 71853, 85269, 95804, 113692, 143706, 170538, 287412, 341076, 368177, 736354, 1104531, 1472708, 2209062, 4418124, 15831611, 31663222, 47494833, 63326444, 94989666, 189979332]

約数ペア:

[(1, 189979332), (2, 94989666), (3, 63326444), (4, 47494833), (6, 31663222), (12, 15831611), (43, 4418124), (86, 2209062), (129, 1472708), (172, 1104531), (258, 736354), (516, 368177), (557, 341076), (661, 287412), (1114, 170538), (1322, 143706), (1671, 113692), (1983, 95804), (2228, 85269), (2644, 71853), (3342, 56846), (3966, 47902), (6684, 28423), (7932, 23951)]