648336

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1039}}^1$

素因数の和:1063

約数の個数: 40

約数和(自身を含む): 1805440

約数和(自身を除く): 1157104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 1039, 2078, 3117, 4156, 6234, 8312, 12468, 13507, 16624, 24936, 27014, 40521, 49872, 54028, 81042, 108056, 162084, 216112, 324168, 648336]

約数ペア:

[(1, 648336), (2, 324168), (3, 216112), (4, 162084), (6, 108056), (8, 81042), (12, 54028), (13, 49872), (16, 40521), (24, 27014), (26, 24936), (39, 16624), (48, 13507), (52, 12468), (78, 8312), (104, 6234), (156, 4156), (208, 3117), (312, 2078), (624, 1039)]