9150921

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 48

約数和(自身を含む): 15608320

約数和(自身を除く): 6457399

約数列:

[1, 3, 9, 13, 27, 29, 31, 39, 87, 93, 117, 261, 279, 351, 377, 403, 783, 837, 841, 899, 1131, 1209, 2523, 2697, 3393, 3627, 7569, 8091, 10179, 10881, 10933, 11687, 22707, 24273, 26071, 32799, 35061, 78213, 98397, 105183, 234639, 295191, 315549, 338923, 703917, 1016769, 3050307, 9150921]

約数ペア:

[(1, 9150921), (3, 3050307), (9, 1016769), (13, 703917), (27, 338923), (29, 315549), (31, 295191), (39, 234639), (87, 105183), (93, 98397), (117, 78213), (261, 35061), (279, 32799), (351, 26071), (377, 24273), (403, 22707), (783, 11687), (837, 10933), (841, 10881), (899, 10179), (1131, 8091), (1209, 7569), (2523, 3627), (2697, 3393)]