678495909

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{130807}}^1$

素因数の和:130849

約数の個数: 32

約数和(自身を含む): 1172039680

約数和(自身を除く): 493543771

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 130807, 392421, 915649, 1700491, 2485333, 2746947, 5101473, 7455999, 11903437, 17397331, 32309329, 35710311, 52191993, 96927987, 226165303, 678495909]

約数ペア:

[(1, 678495909), (3, 226165303), (7, 96927987), (13, 52191993), (19, 35710311), (21, 32309329), (39, 17397331), (57, 11903437), (91, 7455999), (133, 5101473), (247, 2746947), (273, 2485333), (399, 1700491), (741, 915649), (1729, 392421), (5187, 130807)]