2831985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 5451264

約数和(自身を除く): 2619279

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 47, 65, 103, 117, 141, 195, 235, 309, 423, 515, 585, 611, 705, 927, 1339, 1545, 1833, 2115, 3055, 4017, 4635, 4841, 5499, 6695, 9165, 12051, 14523, 20085, 24205, 27495, 43569, 60255, 62933, 72615, 188799, 217845, 314665, 566397, 943995, 2831985]

約数ペア:

[(1, 2831985), (3, 943995), (5, 566397), (9, 314665), (13, 217845), (15, 188799), (39, 72615), (45, 62933), (47, 60255), (65, 43569), (103, 27495), (117, 24205), (141, 20085), (195, 14523), (235, 12051), (309, 9165), (423, 6695), (515, 5499), (585, 4841), (611, 4635), (705, 4017), (927, 3055), (1339, 2115), (1545, 1833)]