138864717

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{9391}}^1$

素因数の和:9481

約数の個数: 24

約数和(自身を含む): 210981888

約数和(自身を除く): 72117171

約数列:

[1, 3, 9, 31, 53, 93, 159, 279, 477, 1643, 4929, 9391, 14787, 28173, 84519, 291121, 497723, 873363, 1493169, 2620089, 4479507, 15429413, 46288239, 138864717]

約数ペア:

[(1, 138864717), (3, 46288239), (9, 15429413), (31, 4479507), (53, 2620089), (93, 1493169), (159, 873363), (279, 497723), (477, 291121), (1643, 84519), (4929, 28173), (9391, 14787)]