901390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 1889280

約数和(自身を除く): 987890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 163, 326, 395, 553, 790, 815, 1106, 1141, 1630, 2282, 2765, 5530, 5705, 11410, 12877, 25754, 64385, 90139, 128770, 180278, 450695, 901390]

約数ペア:

[(1, 901390), (2, 450695), (5, 180278), (7, 128770), (10, 90139), (14, 64385), (35, 25754), (70, 12877), (79, 11410), (158, 5705), (163, 5530), (326, 2765), (395, 2282), (553, 1630), (790, 1141), (815, 1106)]