25973145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 49600512

約数和(自身を除く): 23627367

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 137, 165, 383, 411, 495, 685, 1149, 1233, 1507, 1915, 2055, 3447, 4213, 4521, 5745, 6165, 7535, 12639, 13563, 17235, 21065, 22605, 37917, 52471, 63195, 67815, 157413, 189585, 262355, 472239, 577181, 787065, 1731543, 2361195, 2885905, 5194629, 8657715, 25973145]

約数ペア:

[(1, 25973145), (3, 8657715), (5, 5194629), (9, 2885905), (11, 2361195), (15, 1731543), (33, 787065), (45, 577181), (55, 472239), (99, 262355), (137, 189585), (165, 157413), (383, 67815), (411, 63195), (495, 52471), (685, 37917), (1149, 22605), (1233, 21065), (1507, 17235), (1915, 13563), (2055, 12639), (3447, 7535), (4213, 6165), (4521, 5745)]