65990778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1571209}}^1$

素因数の和:1571221

約数の個数: 16

約数和(自身を含む): 150836160

約数和(自身を除く): 84845382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1571209, 3142418, 4713627, 9427254, 10998463, 21996926, 32995389, 65990778]

約数ペア:

[(1, 65990778), (2, 32995389), (3, 21996926), (6, 10998463), (7, 9427254), (14, 4713627), (21, 3142418), (42, 1571209)]