287579448

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{307243}}^1$

素因数の和:307268

約数の個数: 48

約数和(自身を含む): 838776120

約数和(自身を除く): 551196672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 307243, 614486, 921729, 1228972, 1843458, 2457944, 2765187, 3686916, 3994159, 5530374, 7373832, 7988318, 11060748, 11982477, 15976636, 22121496, 23964954, 31953272, 35947431, 47929908, 71894862, 95859816, 143789724, 287579448]

約数ペア:

[(1, 287579448), (2, 143789724), (3, 95859816), (4, 71894862), (6, 47929908), (8, 35947431), (9, 31953272), (12, 23964954), (13, 22121496), (18, 15976636), (24, 11982477), (26, 11060748), (36, 7988318), (39, 7373832), (52, 5530374), (72, 3994159), (78, 3686916), (104, 2765187), (117, 2457944), (156, 1843458), (234, 1228972), (312, 921729), (468, 614486), (936, 307243)]