42140553

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{947}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 69651456

約数和(自身を除く): 27510903

約数列:

[1, 3, 7, 13, 21, 39, 91, 163, 273, 489, 947, 1141, 2119, 2841, 3423, 6357, 6629, 12311, 14833, 19887, 36933, 44499, 86177, 154361, 258531, 463083, 1080527, 2006693, 3241581, 6020079, 14046851, 42140553]

約数ペア:

[(1, 42140553), (3, 14046851), (7, 6020079), (13, 3241581), (21, 2006693), (39, 1080527), (91, 463083), (163, 258531), (273, 154361), (489, 86177), (947, 44499), (1141, 36933), (2119, 19887), (2841, 14833), (3423, 12311), (6357, 6629)]