261640472

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{839}}^1\times {\mathrm{2293}}^1$

素因数の和:3155

約数の個数: 32

約数和(自身を含む): 520279200

約数和(自身を除く): 258638728

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 839, 1678, 2293, 3356, 4586, 6712, 9172, 14263, 18344, 28526, 38981, 57052, 77962, 114104, 155924, 311848, 1923827, 3847654, 7695308, 15390616, 32705059, 65410118, 130820236, 261640472]

約数ペア:

[(1, 261640472), (2, 130820236), (4, 65410118), (8, 32705059), (17, 15390616), (34, 7695308), (68, 3847654), (136, 1923827), (839, 311848), (1678, 155924), (2293, 114104), (3356, 77962), (4586, 57052), (6712, 38981), (9172, 28526), (14263, 18344)]