388446968

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{533581}}^1$

素因数の和:533607

約数の個数: 32

約数和(自身を含む): 896417760

約数和(自身を除く): 507970792

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 533581, 1067162, 2134324, 3735067, 4268648, 6936553, 7470134, 13873106, 14940268, 27746212, 29880536, 48555871, 55492424, 97111742, 194223484, 388446968]

約数ペア:

[(1, 388446968), (2, 194223484), (4, 97111742), (7, 55492424), (8, 48555871), (13, 29880536), (14, 27746212), (26, 14940268), (28, 13873106), (52, 7470134), (56, 6936553), (91, 4268648), (104, 3735067), (182, 2134324), (364, 1067162), (728, 533581)]