408032456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{55259}}^1$

素因数の和:55349

約数の個数: 32

約数和(自身を含む): 835531200

約数和(自身を除く): 427498744

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 55259, 110518, 221036, 442072, 718367, 1436734, 2873468, 3923389, 5746936, 7846778, 15693556, 31387112, 51004057, 102008114, 204016228, 408032456]

約数ペア:

[(1, 408032456), (2, 204016228), (4, 102008114), (8, 51004057), (13, 31387112), (26, 15693556), (52, 7846778), (71, 5746936), (104, 3923389), (142, 2873468), (284, 1436734), (568, 718367), (923, 442072), (1846, 221036), (3692, 110518), (7384, 55259)]