64570779

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1609}}^1$

素因数の和:1649

約数の個数: 48

約数和(自身を含む): 117208000

約数和(自身を除く): 52637221

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 441, 637, 819, 1029, 1609, 1911, 3087, 4459, 4827, 5733, 11263, 13377, 14481, 20917, 33789, 40131, 62751, 78841, 101367, 146419, 188253, 236523, 439257, 551887, 709569, 1024933, 1317771, 1655661, 3074799, 4966983, 7174531, 9224397, 21523593, 64570779]

約数ペア:

[(1, 64570779), (3, 21523593), (7, 9224397), (9, 7174531), (13, 4966983), (21, 3074799), (39, 1655661), (49, 1317771), (63, 1024933), (91, 709569), (117, 551887), (147, 439257), (273, 236523), (343, 188253), (441, 146419), (637, 101367), (819, 78841), (1029, 62751), (1609, 40131), (1911, 33789), (3087, 20917), (4459, 14481), (4827, 13377), (5733, 11263)]