256548591362

素因数分解:

$2^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{617}}^1\times {\mathrm{18691}}^1$

素因数の和:19551

約数の個数: 48

約数和(自身を含む): 450375964128

約数和(自身を除く): 193827372766

約数列:

[1, 2, 7, 14, 49, 98, 227, 454, 617, 1234, 1589, 3178, 4319, 8638, 11123, 18691, 22246, 30233, 37382, 60466, 130837, 140059, 261674, 280118, 915859, 980413, 1831718, 1960826, 4242857, 6862891, 8485714, 11532347, 13725782, 23064694, 29699999, 59399998, 80726429, 161452858, 207899993, 415799986, 565085003, 1130170006, 2617842769, 5235685538, 18324899383, 36649798766, 128274295681, 256548591362]

約数ペア:

[(1, 256548591362), (2, 128274295681), (7, 36649798766), (14, 18324899383), (49, 5235685538), (98, 2617842769), (227, 1130170006), (454, 565085003), (617, 415799986), (1234, 207899993), (1589, 161452858), (3178, 80726429), (4319, 59399998), (8638, 29699999), (11123, 23064694), (18691, 13725782), (22246, 11532347), (30233, 8485714), (37382, 6862891), (60466, 4242857), (130837, 1960826), (140059, 1831718), (261674, 980413), (280118, 915859)]