418728656

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{4001}}^1$

素因数の和:4251

約数の個数: 40

約数和(自身を含む): 841636608

約数和(自身を除く): 422907952

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 211, 248, 422, 496, 844, 1688, 3376, 4001, 6541, 8002, 13082, 16004, 26164, 32008, 52328, 64016, 104656, 124031, 248062, 496124, 844211, 992248, 1688422, 1984496, 3376844, 6753688, 13507376, 26170541, 52341082, 104682164, 209364328, 418728656]

約数ペア:

[(1, 418728656), (2, 209364328), (4, 104682164), (8, 52341082), (16, 26170541), (31, 13507376), (62, 6753688), (124, 3376844), (211, 1984496), (248, 1688422), (422, 992248), (496, 844211), (844, 496124), (1688, 248062), (3376, 124031), (4001, 104656), (6541, 64016), (8002, 52328), (13082, 32008), (16004, 26164)]