981200272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{44087}}^1$

素因数の和:44215

約数の個数: 40

約数和(自身を含む): 2066492736

約数和(自身を除く): 1085292464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 428, 856, 1391, 1712, 2782, 5564, 11128, 22256, 44087, 88174, 176348, 352696, 573131, 705392, 1146262, 2292524, 4585048, 4717309, 9170096, 9434618, 18869236, 37738472, 61325017, 75476944, 122650034, 245300068, 490600136, 981200272]

約数ペア:

[(1, 981200272), (2, 490600136), (4, 245300068), (8, 122650034), (13, 75476944), (16, 61325017), (26, 37738472), (52, 18869236), (104, 9434618), (107, 9170096), (208, 4717309), (214, 4585048), (428, 2292524), (856, 1146262), (1391, 705392), (1712, 573131), (2782, 352696), (5564, 176348), (11128, 88174), (22256, 44087)]