71396255

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2927

約数の個数: 32

約数和(自身を含む): 105504768

約数和(自身を除く): 34108513

約数列:

[1, 5, 7, 23, 31, 35, 115, 155, 161, 217, 713, 805, 1085, 2861, 3565, 4991, 14305, 20027, 24955, 65803, 88691, 100135, 329015, 443455, 460621, 620837, 2039893, 2303105, 3104185, 10199465, 14279251, 71396255]

約数ペア:

[(1, 71396255), (5, 14279251), (7, 10199465), (23, 3104185), (31, 2303105), (35, 2039893), (115, 620837), (155, 460621), (161, 443455), (217, 329015), (713, 100135), (805, 88691), (1085, 65803), (2861, 24955), (3565, 20027), (4991, 14305)]