287440029

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20201}}^1$

素因数の和:20258

約数の個数: 32

約数和(自身を含む): 465454080

約数和(自身を除く): 178014051

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 153, 279, 459, 527, 837, 1581, 4743, 14229, 20201, 60603, 181809, 343417, 545427, 626231, 1030251, 1878693, 3090753, 5636079, 9272259, 10645927, 16908237, 31937781, 95813343, 287440029]

約数ペア:

[(1, 287440029), (3, 95813343), (9, 31937781), (17, 16908237), (27, 10645927), (31, 9272259), (51, 5636079), (93, 3090753), (153, 1878693), (279, 1030251), (459, 626231), (527, 545427), (837, 343417), (1581, 181809), (4743, 60603), (14229, 20201)]