1290421245

素因数分解:

$3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1\times {\mathrm{1327}}^1$

素因数の和:1845

約数の個数: 32

約数和(自身を含む): 2082516480

約数和(自身を除く): 792095235

約数列:

[1, 3, 5, 15, 241, 269, 723, 807, 1205, 1327, 1345, 3615, 3981, 4035, 6635, 19905, 64829, 194487, 319807, 324145, 356963, 959421, 972435, 1070889, 1599035, 1784815, 4797105, 5354445, 86028083, 258084249, 430140415, 1290421245]

約数ペア:

[(1, 1290421245), (3, 430140415), (5, 258084249), (15, 86028083), (241, 5354445), (269, 4797105), (723, 1784815), (807, 1599035), (1205, 1070889), (1327, 972435), (1345, 959421), (3615, 356963), (3981, 324145), (4035, 319807), (6635, 194487), (19905, 64829)]