72696743

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 90197712

約数和(自身を除く): 17500969

約数列:

[1, 7, 17, 49, 119, 197, 443, 833, 1379, 3101, 3349, 7531, 9653, 21707, 23443, 52717, 87271, 164101, 369019, 610897, 1483607, 4276279, 10385249, 72696743]

約数ペア:

[(1, 72696743), (7, 10385249), (17, 4276279), (49, 1483607), (119, 610897), (197, 369019), (443, 164101), (833, 87271), (1379, 52717), (3101, 23443), (3349, 21707), (7531, 9653)]