217873394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{491}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 358774272

約数和(自身を除く): 140900878

約数列:

[1, 2, 17, 31, 34, 62, 421, 491, 527, 842, 982, 1054, 7157, 8347, 13051, 14314, 15221, 16694, 26102, 30442, 206711, 221867, 258757, 413422, 443734, 517514, 3514087, 6408041, 7028174, 12816082, 108936697, 217873394]

約数ペア:

[(1, 217873394), (2, 108936697), (17, 12816082), (31, 7028174), (34, 6408041), (62, 3514087), (421, 517514), (491, 443734), (527, 413422), (842, 258757), (982, 221867), (1054, 206711), (7157, 30442), (8347, 26102), (13051, 16694), (14314, 15221)]