13561587

素因数分解:

$3^9\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:93

約数の個数: 40

約数和(自身を含む): 22320144

約数和(自身を除く): 8758557

約数列:

[1, 3, 9, 13, 27, 39, 53, 81, 117, 159, 243, 351, 477, 689, 729, 1053, 1431, 2067, 2187, 3159, 4293, 6201, 6561, 9477, 12879, 18603, 19683, 28431, 38637, 55809, 85293, 115911, 167427, 255879, 347733, 502281, 1043199, 1506843, 4520529, 13561587]

約数ペア:

[(1, 13561587), (3, 4520529), (9, 1506843), (13, 1043199), (27, 502281), (39, 347733), (53, 255879), (81, 167427), (117, 115911), (159, 85293), (243, 55809), (351, 38637), (477, 28431), (689, 19683), (729, 18603), (1053, 12879), (1431, 9477), (2067, 6561), (2187, 6201), (3159, 4293)]