638366966

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{15791}}^1$

素因数の和:15880

約数の個数: 32

約数和(自身を含む): 1074487680

約数和(自身を除く): 436120714

約数列:

[1, 2, 17, 29, 34, 41, 58, 82, 493, 697, 986, 1189, 1394, 2378, 15791, 20213, 31582, 40426, 268447, 457939, 536894, 647431, 915878, 1294862, 7784963, 11006327, 15569926, 18775499, 22012654, 37550998, 319183483, 638366966]

約数ペア:

[(1, 638366966), (2, 319183483), (17, 37550998), (29, 22012654), (34, 18775499), (41, 15569926), (58, 11006327), (82, 7784963), (493, 1294862), (697, 915878), (986, 647431), (1189, 536894), (1394, 457939), (2378, 268447), (15791, 40426), (20213, 31582)]