312818679

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 523881600

約数和(自身を除く): 211062921

約数列:

[1, 3, 9, 19, 27, 29, 43, 57, 81, 87, 129, 163, 171, 261, 387, 489, 513, 551, 783, 817, 1161, 1247, 1467, 1539, 1653, 2349, 2451, 3097, 3483, 3741, 4401, 4727, 4959, 7009, 7353, 9291, 11223, 13203, 14181, 14877, 21027, 22059, 23693, 27873, 33669, 42543, 44631, 63081, 66177, 71079, 83619, 89813, 101007, 127629, 133171, 189243, 203261, 213237, 250857, 269439, 382887, 399513, 567729, 609783, 639711, 808317, 1198539, 1829349, 1919133, 2424951, 3595617, 3861959, 5488047, 7274853, 10786851, 11585877, 16464141, 34757631, 104272893, 312818679]

約数ペア:

[(1, 312818679), (3, 104272893), (9, 34757631), (19, 16464141), (27, 11585877), (29, 10786851), (43, 7274853), (57, 5488047), (81, 3861959), (87, 3595617), (129, 2424951), (163, 1919133), (171, 1829349), (261, 1198539), (387, 808317), (489, 639711), (513, 609783), (551, 567729), (783, 399513), (817, 382887), (1161, 269439), (1247, 250857), (1467, 213237), (1539, 203261), (1653, 189243), (2349, 133171), (2451, 127629), (3097, 101007), (3483, 89813), (3741, 83619), (4401, 71079), (4727, 66177), (4959, 63081), (7009, 44631), (7353, 42543), (9291, 33669), (11223, 27873), (13203, 23693), (14181, 22059), (14877, 21027)]