1021726576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{80527}}^1$

素因数の和:80609

約数の個数: 40

約数和(自身を含む): 2166847424

約数和(自身を除く): 1145120848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 12688, 80527, 161054, 322108, 644216, 1046851, 1288432, 2093702, 4187404, 4912147, 8374808, 9824294, 16749616, 19648588, 39297176, 63857911, 78594352, 127715822, 255431644, 510863288, 1021726576]

約数ペア:

[(1, 1021726576), (2, 510863288), (4, 255431644), (8, 127715822), (13, 78594352), (16, 63857911), (26, 39297176), (52, 19648588), (61, 16749616), (104, 9824294), (122, 8374808), (208, 4912147), (244, 4187404), (488, 2093702), (793, 1288432), (976, 1046851), (1586, 644216), (3172, 322108), (6344, 161054), (12688, 80527)]