213694864

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{1181}}^1$

素因数の和:1495

約数の個数: 40

約数和(自身を含む): 425633472

約数和(自身を除く): 211938608

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 263, 344, 526, 688, 1052, 1181, 2104, 2362, 4208, 4724, 9448, 11309, 18896, 22618, 45236, 50783, 90472, 101566, 180944, 203132, 310603, 406264, 621206, 812528, 1242412, 2484824, 4969648, 13355929, 26711858, 53423716, 106847432, 213694864]

約数ペア:

[(1, 213694864), (2, 106847432), (4, 53423716), (8, 26711858), (16, 13355929), (43, 4969648), (86, 2484824), (172, 1242412), (263, 812528), (344, 621206), (526, 406264), (688, 310603), (1052, 203132), (1181, 180944), (2104, 101566), (2362, 90472), (4208, 50783), (4724, 45236), (9448, 22618), (11309, 18896)]