31415671994

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{133801}}^1$

素因数の和:134382

約数の個数: 32

約数和(自身を含む): 55695885312

約数和(自身を除く): 24280213318

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 541, 1082, 3787, 7574, 16771, 33542, 117397, 133801, 234794, 267602, 936607, 1873214, 4147831, 8295662, 29034817, 58069634, 72386341, 144772682, 506704387, 1013408774, 2243976571, 4487953142, 15707835997, 31415671994]

約数ペア:

[(1, 31415671994), (2, 15707835997), (7, 4487953142), (14, 2243976571), (31, 1013408774), (62, 506704387), (217, 144772682), (434, 72386341), (541, 58069634), (1082, 29034817), (3787, 8295662), (7574, 4147831), (16771, 1873214), (33542, 936607), (117397, 267602), (133801, 234794)]