73561915

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{449}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 105062400

約数和(自身を除く): 31500485

約数列:

[1, 5, 7, 31, 35, 151, 155, 217, 449, 755, 1057, 1085, 2245, 3143, 4681, 5285, 13919, 15715, 23405, 32767, 67799, 69595, 97433, 163835, 338995, 474593, 487165, 2101769, 2372965, 10508845, 14712383, 73561915]

約数ペア:

[(1, 73561915), (5, 14712383), (7, 10508845), (31, 2372965), (35, 2101769), (151, 487165), (155, 474593), (217, 338995), (449, 163835), (755, 97433), (1057, 69595), (1085, 67799), (2245, 32767), (3143, 23405), (4681, 15715), (5285, 13919)]