28274415

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2377}}^1$

素因数の和:2459

約数の個数: 32

約数和(自身を含む): 49538496

約数和(自身を除く): 21264081

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 793, 915, 2377, 2379, 3965, 7131, 11885, 11895, 30901, 35655, 92703, 144997, 154505, 434991, 463515, 724985, 1884961, 2174955, 5654883, 9424805, 28274415]

約数ペア:

[(1, 28274415), (3, 9424805), (5, 5654883), (13, 2174955), (15, 1884961), (39, 724985), (61, 463515), (65, 434991), (183, 154505), (195, 144997), (305, 92703), (793, 35655), (915, 30901), (2377, 11895), (2379, 11885), (3965, 7131)]