1229492745

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{601}}^1$

素因数の和:907

約数の個数: 72

約数和(自身を含む): 2320095960

約数和(自身を除く): 1090603215

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 269, 507, 585, 601, 807, 845, 1345, 1521, 1803, 2421, 2535, 3005, 3497, 4035, 5409, 7605, 7813, 9015, 10491, 12105, 17485, 23439, 27045, 31473, 39065, 45461, 52455, 70317, 101569, 117195, 136383, 157365, 161669, 227305, 304707, 351585, 409149, 485007, 507845, 681915, 808345, 914121, 1455021, 1523535, 2045745, 2101697, 2425035, 4570605, 6305091, 7275105, 10508485, 18915273, 27322061, 31525455, 81966183, 94576365, 136610305, 245898549, 409830915, 1229492745]

約数ペア:

[(1, 1229492745), (3, 409830915), (5, 245898549), (9, 136610305), (13, 94576365), (15, 81966183), (39, 31525455), (45, 27322061), (65, 18915273), (117, 10508485), (169, 7275105), (195, 6305091), (269, 4570605), (507, 2425035), (585, 2101697), (601, 2045745), (807, 1523535), (845, 1455021), (1345, 914121), (1521, 808345), (1803, 681915), (2421, 507845), (2535, 485007), (3005, 409149), (3497, 351585), (4035, 304707), (5409, 227305), (7605, 161669), (7813, 157365), (9015, 136383), (10491, 117195), (12105, 101569), (17485, 70317), (23439, 52455), (27045, 45461), (31473, 39065)]