28156688

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4261}}^1$

素因数の和:4335

約数の個数: 40

約数和(自身を含む): 63418560

約数和(自身を除く): 35261872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 3304, 4261, 6608, 8522, 17044, 29827, 34088, 59654, 68176, 119308, 238616, 251399, 477232, 502798, 1005596, 1759793, 2011192, 3519586, 4022384, 7039172, 14078344, 28156688]

約数ペア:

[(1, 28156688), (2, 14078344), (4, 7039172), (7, 4022384), (8, 3519586), (14, 2011192), (16, 1759793), (28, 1005596), (56, 502798), (59, 477232), (112, 251399), (118, 238616), (236, 119308), (413, 68176), (472, 59654), (826, 34088), (944, 29827), (1652, 17044), (3304, 8522), (4261, 6608)]