71991832

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4111}}^1$

素因数の和:4327

約数の個数: 32

約数和(自身を含む): 148032000

約数和(自身を除く): 76040168

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 2189, 4111, 4378, 8222, 8756, 16444, 17512, 32888, 45221, 90442, 180884, 361768, 818089, 1636178, 3272356, 6544712, 8998979, 17997958, 35995916, 71991832]

約数ペア:

[(1, 71991832), (2, 35995916), (4, 17997958), (8, 8998979), (11, 6544712), (22, 3272356), (44, 1636178), (88, 818089), (199, 361768), (398, 180884), (796, 90442), (1592, 45221), (2189, 32888), (4111, 17512), (4378, 16444), (8222, 8756)]