28449905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{4073}}^1$

素因数の和:4216

約数の個数: 16

約数和(自身を含む): 37545984

約数和(自身を除く): 9096079

約数列:

[1, 5, 11, 55, 127, 635, 1397, 4073, 6985, 20365, 44803, 224015, 517271, 2586355, 5689981, 28449905]

約数ペア:

[(1, 28449905), (5, 5689981), (11, 2586355), (55, 517271), (127, 224015), (635, 44803), (1397, 20365), (4073, 6985)]