291228444

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7877}}^1$

素因数の和:7979

約数の個数: 72

約数和(自身を含む): 802925760

約数和(自身を除く): 511697316

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 79, 117, 156, 158, 234, 237, 316, 468, 474, 711, 948, 1027, 1422, 2054, 2844, 3081, 4108, 6162, 7877, 9243, 12324, 15754, 18486, 23631, 31508, 36972, 47262, 70893, 94524, 102401, 141786, 204802, 283572, 307203, 409604, 614406, 622283, 921609, 1228812, 1244566, 1843218, 1866849, 2489132, 3686436, 3733698, 5600547, 7467396, 8089679, 11201094, 16179358, 22402188, 24269037, 32358716, 48538074, 72807111, 97076148, 145614222, 291228444]

約数ペア:

[(1, 291228444), (2, 145614222), (3, 97076148), (4, 72807111), (6, 48538074), (9, 32358716), (12, 24269037), (13, 22402188), (18, 16179358), (26, 11201094), (36, 8089679), (39, 7467396), (52, 5600547), (78, 3733698), (79, 3686436), (117, 2489132), (156, 1866849), (158, 1843218), (234, 1244566), (237, 1228812), (316, 921609), (468, 622283), (474, 614406), (711, 409604), (948, 307203), (1027, 283572), (1422, 204802), (2054, 141786), (2844, 102401), (3081, 94524), (4108, 70893), (6162, 47262), (7877, 36972), (9243, 31508), (12324, 23631), (15754, 18486)]