1609712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 40

約数和(自身を含む): 3437280

約数和(自身を除く): 1827568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 109, 142, 208, 218, 284, 436, 568, 872, 923, 1136, 1417, 1744, 1846, 2834, 3692, 5668, 7384, 7739, 11336, 14768, 15478, 22672, 30956, 61912, 100607, 123824, 201214, 402428, 804856, 1609712]

約数ペア:

[(1, 1609712), (2, 804856), (4, 402428), (8, 201214), (13, 123824), (16, 100607), (26, 61912), (52, 30956), (71, 22672), (104, 15478), (109, 14768), (142, 11336), (208, 7739), (218, 7384), (284, 5668), (436, 3692), (568, 2834), (872, 1846), (923, 1744), (1136, 1417)]