249901496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1321}}^1$

素因数の和:1464

約数の個数: 64

約数和(自身を含む): 539693280

約数和(自身を除く): 289791784

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 107, 136, 214, 221, 428, 442, 856, 884, 1321, 1391, 1768, 1819, 2642, 2782, 3638, 5284, 5564, 7276, 10568, 11128, 14552, 17173, 22457, 23647, 34346, 44914, 47294, 68692, 89828, 94588, 137384, 141347, 179656, 189176, 282694, 291941, 565388, 583882, 1130776, 1167764, 1837511, 2335528, 2402899, 3675022, 4805798, 7350044, 9611596, 14700088, 19223192, 31237687, 62475374, 124950748, 249901496]

約数ペア:

[(1, 249901496), (2, 124950748), (4, 62475374), (8, 31237687), (13, 19223192), (17, 14700088), (26, 9611596), (34, 7350044), (52, 4805798), (68, 3675022), (104, 2402899), (107, 2335528), (136, 1837511), (214, 1167764), (221, 1130776), (428, 583882), (442, 565388), (856, 291941), (884, 282694), (1321, 189176), (1391, 179656), (1768, 141347), (1819, 137384), (2642, 94588), (2782, 89828), (3638, 68692), (5284, 47294), (5564, 44914), (7276, 34346), (10568, 23647), (11128, 22457), (14552, 17173)]