1220005155

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{7561}}^1$

素因数の和:7947

約数の個数: 32

約数和(自身を含む): 2021050368

約数和(自身を除く): 801045213

約数列:

[1, 3, 5, 15, 31, 93, 155, 347, 465, 1041, 1735, 5205, 7561, 10757, 22683, 32271, 37805, 53785, 113415, 161355, 234391, 703173, 1171955, 2623667, 3515865, 7871001, 13118335, 39355005, 81333677, 244001031, 406668385, 1220005155]

約数ペア:

[(1, 1220005155), (3, 406668385), (5, 244001031), (15, 81333677), (31, 39355005), (93, 13118335), (155, 7871001), (347, 3515865), (465, 2623667), (1041, 1171955), (1735, 703173), (5205, 234391), (7561, 161355), (10757, 113415), (22683, 53785), (32271, 37805)]