71985705

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1489}}^1$

素因数の和:1801

約数の個数: 32

約数和(自身を含む): 126161280

約数和(自身を除く): 54175575

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 293, 879, 1465, 1489, 3223, 4395, 4467, 7445, 9669, 16115, 16379, 22335, 48345, 49137, 81895, 245685, 436277, 1308831, 2181385, 4799047, 6544155, 14397141, 23995235, 71985705]

約数ペア:

[(1, 71985705), (3, 23995235), (5, 14397141), (11, 6544155), (15, 4799047), (33, 2181385), (55, 1308831), (165, 436277), (293, 245685), (879, 81895), (1465, 49137), (1489, 48345), (3223, 22335), (4395, 16379), (4467, 16115), (7445, 9669)]