28718785

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{601}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 36408960

約数和(自身を除く): 7690175

約数列:

[1, 5, 19, 95, 503, 601, 2515, 3005, 9557, 11419, 47785, 57095, 302303, 1511515, 5743757, 28718785]

約数ペア:

[(1, 28718785), (5, 5743757), (19, 1511515), (95, 302303), (503, 57095), (601, 47785), (2515, 11419), (3005, 9557)]