25253685

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 46345728

約数和(自身を除く): 21092043

約数列:

[1, 3, 5, 9, 15, 31, 43, 45, 93, 129, 155, 215, 279, 387, 421, 465, 645, 1263, 1333, 1395, 1935, 2105, 3789, 3999, 6315, 6665, 11997, 13051, 18103, 18945, 19995, 39153, 54309, 59985, 65255, 90515, 117459, 162927, 195765, 271545, 561193, 587295, 814635, 1683579, 2805965, 5050737, 8417895, 25253685]

約数ペア:

[(1, 25253685), (3, 8417895), (5, 5050737), (9, 2805965), (15, 1683579), (31, 814635), (43, 587295), (45, 561193), (93, 271545), (129, 195765), (155, 162927), (215, 117459), (279, 90515), (387, 65255), (421, 59985), (465, 54309), (645, 39153), (1263, 19995), (1333, 18945), (1395, 18103), (1935, 13051), (2105, 11997), (3789, 6665), (3999, 6315)]