64915965

素因数分解:

$3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7177}}^1$

素因数の和:7258

約数の個数: 32

約数和(自身を含む): 117144960

約数和(自身を除く): 52228995

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 135, 201, 335, 603, 1005, 1809, 3015, 7177, 9045, 21531, 35885, 64593, 107655, 193779, 322965, 480859, 968895, 1442577, 2404295, 4327731, 7212885, 12983193, 21638655, 64915965]

約数ペア:

[(1, 64915965), (3, 21638655), (5, 12983193), (9, 7212885), (15, 4327731), (27, 2404295), (45, 1442577), (67, 968895), (135, 480859), (201, 322965), (335, 193779), (603, 107655), (1005, 64593), (1809, 35885), (3015, 21531), (7177, 9045)]