404872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 869400

約数和(自身を除く): 464528

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 229, 442, 458, 884, 916, 1768, 1832, 2977, 3893, 5954, 7786, 11908, 15572, 23816, 31144, 50609, 101218, 202436, 404872]

約数ペア:

[(1, 404872), (2, 202436), (4, 101218), (8, 50609), (13, 31144), (17, 23816), (26, 15572), (34, 11908), (52, 7786), (68, 5954), (104, 3893), (136, 2977), (221, 1832), (229, 1768), (442, 916), (458, 884)]