231291225

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{827}}^1$

素因数の和:967

約数の個数: 72

約数和(自身を含む): 456479712

約数和(自身を除く): 225188487

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 113, 165, 225, 275, 339, 495, 565, 825, 827, 1017, 1243, 1695, 2475, 2481, 2825, 3729, 4135, 5085, 6215, 7443, 8475, 9097, 11187, 12405, 18645, 20675, 25425, 27291, 31075, 37215, 45485, 55935, 62025, 81873, 93225, 93451, 136455, 186075, 227425, 279675, 280353, 409365, 467255, 682275, 841059, 1027961, 1401765, 2046825, 2336275, 3083883, 4205295, 5139805, 7008825, 9251649, 15419415, 21026475, 25699025, 46258245, 77097075, 231291225]

約数ペア:

[(1, 231291225), (3, 77097075), (5, 46258245), (9, 25699025), (11, 21026475), (15, 15419415), (25, 9251649), (33, 7008825), (45, 5139805), (55, 4205295), (75, 3083883), (99, 2336275), (113, 2046825), (165, 1401765), (225, 1027961), (275, 841059), (339, 682275), (495, 467255), (565, 409365), (825, 280353), (827, 279675), (1017, 227425), (1243, 186075), (1695, 136455), (2475, 93451), (2481, 93225), (2825, 81873), (3729, 62025), (4135, 55935), (5085, 45485), (6215, 37215), (7443, 31075), (8475, 27291), (9097, 25425), (11187, 20675), (12405, 18645)]