31870789155

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1\times {\mathrm{44563}}^1$

素因数の和:45288

約数の個数: 48

約数和(自身を含む): 57729275136

約数和(自身を除く): 25858485981

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 691, 1035, 2073, 3455, 6219, 10365, 15893, 31095, 44563, 47679, 79465, 133689, 143037, 222815, 238395, 401067, 668445, 715185, 1024949, 2005335, 3074847, 5124745, 9224541, 15374235, 30793033, 46122705, 92379099, 153965165, 277137297, 461895495, 708239759, 1385686485, 2124719277, 3541198795, 6374157831, 10623596385, 31870789155]

約数ペア:

[(1, 31870789155), (3, 10623596385), (5, 6374157831), (9, 3541198795), (15, 2124719277), (23, 1385686485), (45, 708239759), (69, 461895495), (115, 277137297), (207, 153965165), (345, 92379099), (691, 46122705), (1035, 30793033), (2073, 15374235), (3455, 9224541), (6219, 5124745), (10365, 3074847), (15893, 2005335), (31095, 1024949), (44563, 715185), (47679, 668445), (79465, 401067), (133689, 238395), (143037, 222815)]