7488015

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 12441600

約数和(自身を除く): 4953585

約数列:

[1, 3, 5, 15, 71, 79, 89, 213, 237, 267, 355, 395, 445, 1065, 1185, 1335, 5609, 6319, 7031, 16827, 18957, 21093, 28045, 31595, 35155, 84135, 94785, 105465, 499201, 1497603, 2496005, 7488015]

約数ペア:

[(1, 7488015), (3, 2496005), (5, 1497603), (15, 499201), (71, 105465), (79, 94785), (89, 84135), (213, 35155), (237, 31595), (267, 28045), (355, 21093), (395, 18957), (445, 16827), (1065, 7031), (1185, 6319), (1335, 5609)]