51213795

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 84015360

約数和(自身を除く): 32801565

約数列:

[1, 3, 5, 15, 67, 131, 201, 335, 389, 393, 655, 1005, 1167, 1945, 1965, 5835, 8777, 26063, 26331, 43885, 50959, 78189, 130315, 131655, 152877, 254795, 390945, 764385, 3414253, 10242759, 17071265, 51213795]

約数ペア:

[(1, 51213795), (3, 17071265), (5, 10242759), (15, 3414253), (67, 764385), (131, 390945), (201, 254795), (335, 152877), (389, 131655), (393, 130315), (655, 78189), (1005, 50959), (1167, 43885), (1945, 26331), (1965, 26063), (5835, 8777)]