25560339

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^2$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 43334400

約数和(自身を除く): 17774061

約数列:

[1, 3, 7, 19, 21, 29, 47, 57, 87, 133, 141, 203, 329, 399, 551, 609, 893, 987, 1363, 1653, 2209, 2679, 3857, 4089, 6251, 6627, 9541, 11571, 15463, 18753, 25897, 28623, 41971, 46389, 64061, 77691, 125913, 181279, 192183, 293797, 448427, 543837, 881391, 1217159, 1345281, 3651477, 8520113, 25560339]

約数ペア:

[(1, 25560339), (3, 8520113), (7, 3651477), (19, 1345281), (21, 1217159), (29, 881391), (47, 543837), (57, 448427), (87, 293797), (133, 192183), (141, 181279), (203, 125913), (329, 77691), (399, 64061), (551, 46389), (609, 41971), (893, 28623), (987, 25897), (1363, 18753), (1653, 15463), (2209, 11571), (2679, 9541), (3857, 6627), (4089, 6251)]