201718265

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2939}}^1$

素因数の和:3041

約数の個数: 32

約数和(自身を含む): 289578240

約数和(自身を除く): 87859975

約数列:

[1, 5, 7, 35, 37, 53, 185, 259, 265, 371, 1295, 1855, 1961, 2939, 9805, 13727, 14695, 20573, 68635, 102865, 108743, 155767, 543715, 761201, 778835, 1090369, 3806005, 5451845, 5763379, 28816895, 40343653, 201718265]

約数ペア:

[(1, 201718265), (5, 40343653), (7, 28816895), (35, 5763379), (37, 5451845), (53, 3806005), (185, 1090369), (259, 778835), (265, 761201), (371, 543715), (1295, 155767), (1855, 108743), (1961, 102865), (2939, 68635), (9805, 20573), (13727, 14695)]