87214563

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:829

約数の個数: 40

約数和(自身を含む): 137533440

約数和(自身を除く): 50318877

約数列:

[1, 3, 9, 27, 31, 47, 81, 93, 141, 279, 423, 739, 837, 1269, 1457, 2217, 2511, 3807, 4371, 6651, 13113, 19953, 22909, 34733, 39339, 59859, 68727, 104199, 118017, 206181, 312597, 618543, 937791, 1076723, 1855629, 2813373, 3230169, 9690507, 29071521, 87214563]

約数ペア:

[(1, 87214563), (3, 29071521), (9, 9690507), (27, 3230169), (31, 2813373), (47, 1855629), (81, 1076723), (93, 937791), (141, 618543), (279, 312597), (423, 206181), (739, 118017), (837, 104199), (1269, 68727), (1457, 59859), (2217, 39339), (2511, 34733), (3807, 22909), (4371, 19953), (6651, 13113)]