189331317

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 335301120

約数和(自身を除く): 145969803

約数列:

[1, 3, 7, 9, 21, 27, 41, 53, 63, 123, 159, 189, 287, 369, 371, 461, 477, 861, 1107, 1113, 1383, 1431, 2173, 2583, 3227, 3339, 4149, 6519, 7749, 9681, 10017, 12447, 15211, 18901, 19557, 24433, 29043, 45633, 56703, 58671, 73299, 87129, 132307, 136899, 170109, 171031, 219897, 396921, 410697, 510327, 513093, 659691, 1001753, 1190763, 1539279, 3005259, 3572289, 4617837, 7012271, 9015777, 21036813, 27047331, 63110439, 189331317]

約数ペア:

[(1, 189331317), (3, 63110439), (7, 27047331), (9, 21036813), (21, 9015777), (27, 7012271), (41, 4617837), (53, 3572289), (63, 3005259), (123, 1539279), (159, 1190763), (189, 1001753), (287, 659691), (369, 513093), (371, 510327), (461, 410697), (477, 396921), (861, 219897), (1107, 171031), (1113, 170109), (1383, 136899), (1431, 132307), (2173, 87129), (2583, 73299), (3227, 58671), (3339, 56703), (4149, 45633), (6519, 29043), (7749, 24433), (9681, 19557), (10017, 18901), (12447, 15211)]