31225095

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 62865792

約数和(自身を除く): 31640697

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 43, 45, 55, 81, 99, 129, 135, 163, 165, 215, 297, 387, 405, 473, 489, 495, 645, 815, 891, 1161, 1419, 1467, 1485, 1793, 1935, 2365, 2445, 3483, 4257, 4401, 4455, 5379, 5805, 7009, 7095, 7335, 8965, 12771, 13203, 16137, 17415, 21027, 21285, 22005, 26895, 35045, 38313, 48411, 63081, 63855, 66015, 77099, 80685, 105135, 145233, 189243, 191565, 231297, 242055, 315405, 385495, 567729, 693891, 726165, 946215, 1156485, 2081673, 2838645, 3469455, 6245019, 10408365, 31225095]

約数ペア:

[(1, 31225095), (3, 10408365), (5, 6245019), (9, 3469455), (11, 2838645), (15, 2081673), (27, 1156485), (33, 946215), (43, 726165), (45, 693891), (55, 567729), (81, 385495), (99, 315405), (129, 242055), (135, 231297), (163, 191565), (165, 189243), (215, 145233), (297, 105135), (387, 80685), (405, 77099), (473, 66015), (489, 63855), (495, 63081), (645, 48411), (815, 38313), (891, 35045), (1161, 26895), (1419, 22005), (1467, 21285), (1485, 21027), (1793, 17415), (1935, 16137), (2365, 13203), (2445, 12771), (3483, 8965), (4257, 7335), (4401, 7095), (4455, 7009), (5379, 5805)]