201895715

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{587}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 287207424

約数和(自身を除く): 85311709

約数列:

[1, 5, 7, 31, 35, 155, 217, 317, 587, 1085, 1585, 2219, 2935, 4109, 9827, 11095, 18197, 20545, 49135, 68789, 90985, 127379, 186079, 343945, 636895, 930395, 1302553, 5768449, 6512765, 28842245, 40379143, 201895715]

約数ペア:

[(1, 201895715), (5, 40379143), (7, 28842245), (31, 6512765), (35, 5768449), (155, 1302553), (217, 930395), (317, 636895), (587, 343945), (1085, 186079), (1585, 127379), (2219, 90985), (2935, 68789), (4109, 49135), (9827, 20545), (11095, 18197)]