428514736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{66457}}^1$

素因数の和:66509

約数の個数: 40

約数和(自身を含む): 922968704

約数和(自身を除く): 494453968

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 66457, 132914, 265828, 531656, 863941, 1063312, 1727882, 2060167, 3455764, 4120334, 6911528, 8240668, 13823056, 16481336, 26782171, 32962672, 53564342, 107128684, 214257368, 428514736]

約数ペア:

[(1, 428514736), (2, 214257368), (4, 107128684), (8, 53564342), (13, 32962672), (16, 26782171), (26, 16481336), (31, 13823056), (52, 8240668), (62, 6911528), (104, 4120334), (124, 3455764), (208, 2060167), (248, 1727882), (403, 1063312), (496, 863941), (806, 531656), (1612, 265828), (3224, 132914), (6448, 66457)]