388650535

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2729}}^1$

素因数の和:3067

約数の個数: 32

約数和(自身を含む): 576051840

約数和(自身を除く): 187401305

約数列:

[1, 5, 7, 13, 35, 65, 91, 313, 455, 1565, 2191, 2729, 4069, 10955, 13645, 19103, 20345, 28483, 35477, 95515, 142415, 177385, 248339, 854177, 1241695, 4270885, 5979239, 11104301, 29896195, 55521505, 77730107, 388650535]

約数ペア:

[(1, 388650535), (5, 77730107), (7, 55521505), (13, 29896195), (35, 11104301), (65, 5979239), (91, 4270885), (313, 1241695), (455, 854177), (1565, 248339), (2191, 177385), (2729, 142415), (4069, 95515), (10955, 35477), (13645, 28483), (19103, 20345)]