321993664

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{443}}^1$

素因数の和:773

約数の個数: 56

約数和(自身を含む): 658386288

約数和(自身を除く): 336392624

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 277, 328, 443, 554, 656, 886, 1108, 1312, 1772, 2216, 2624, 3544, 4432, 7088, 8864, 11357, 14176, 17728, 18163, 22714, 28352, 36326, 45428, 72652, 90856, 122711, 145304, 181712, 245422, 290608, 363424, 490844, 581216, 726848, 981688, 1162432, 1963376, 3926752, 5031151, 7853504, 10062302, 20124604, 40249208, 80498416, 160996832, 321993664]

約数ペア:

[(1, 321993664), (2, 160996832), (4, 80498416), (8, 40249208), (16, 20124604), (32, 10062302), (41, 7853504), (64, 5031151), (82, 3926752), (164, 1963376), (277, 1162432), (328, 981688), (443, 726848), (554, 581216), (656, 490844), (886, 363424), (1108, 290608), (1312, 245422), (1772, 181712), (2216, 145304), (2624, 122711), (3544, 90856), (4432, 72652), (7088, 45428), (8864, 36326), (11357, 28352), (14176, 22714), (17728, 18163)]