678415088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1801}}^1\times {\mathrm{1811}}^1$

素因数の和:3633

約数の個数: 40

約数和(自身を含む): 1417107216

約数和(自身を除く): 738692128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1801, 1811, 3602, 3622, 7204, 7244, 14408, 14488, 23413, 23543, 28816, 28976, 46826, 47086, 93652, 94172, 187304, 188344, 374608, 376688, 3261611, 6523222, 13046444, 26092888, 42400943, 52185776, 84801886, 169603772, 339207544, 678415088]

約数ペア:

[(1, 678415088), (2, 339207544), (4, 169603772), (8, 84801886), (13, 52185776), (16, 42400943), (26, 26092888), (52, 13046444), (104, 6523222), (208, 3261611), (1801, 376688), (1811, 374608), (3602, 188344), (3622, 187304), (7204, 94172), (7244, 93652), (14408, 47086), (14488, 46826), (23413, 28976), (23543, 28816)]