389157219585

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{18360803}}^1$

素因数の和:18360974

約数の個数: 32

約数和(自身を含む): 696241687680

約数和(自身を除く): 307084468095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 471, 785, 1413, 2355, 4239, 7065, 21195, 18360803, 55082409, 91804015, 165247227, 275412045, 495741681, 826236135, 2478708405, 2882646071, 8647938213, 14413230355, 25943814639, 43239691065, 77831443917, 129719073195, 389157219585]

約数ペア:

[(1, 389157219585), (3, 129719073195), (5, 77831443917), (9, 43239691065), (15, 25943814639), (27, 14413230355), (45, 8647938213), (135, 2882646071), (157, 2478708405), (471, 826236135), (785, 495741681), (1413, 275412045), (2355, 165247227), (4239, 91804015), (7065, 55082409), (21195, 18360803)]