243554648

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{26729}}^1$

素因数の和:26819

約数の個数: 32

約数和(自身を含む): 490762800

約数和(自身を除く): 247208152

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 536, 1139, 2278, 4556, 9112, 26729, 53458, 106916, 213832, 454393, 908786, 1790843, 1817572, 3581686, 3635144, 7163372, 14326744, 30444331, 60888662, 121777324, 243554648]

約数ペア:

[(1, 243554648), (2, 121777324), (4, 60888662), (8, 30444331), (17, 14326744), (34, 7163372), (67, 3635144), (68, 3581686), (134, 1817572), (136, 1790843), (268, 908786), (536, 454393), (1139, 213832), (2278, 106916), (4556, 53458), (9112, 26729)]