15439984

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4447}}^1$

素因数の和:4493

約数の個数: 40

約数和(自身を含む): 35299328

約数和(自身を除く): 19859344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 4447, 8894, 17788, 31129, 35576, 62258, 71152, 124516, 137857, 249032, 275714, 498064, 551428, 964999, 1102856, 1929998, 2205712, 3859996, 7719992, 15439984]

約数ペア:

[(1, 15439984), (2, 7719992), (4, 3859996), (7, 2205712), (8, 1929998), (14, 1102856), (16, 964999), (28, 551428), (31, 498064), (56, 275714), (62, 249032), (112, 137857), (124, 124516), (217, 71152), (248, 62258), (434, 35576), (496, 31129), (868, 17788), (1736, 8894), (3472, 4447)]