66899681272

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{117781129}}^1$

素因数の和:117781206

約数の個数: 16

約数和(自身を含む): 127203620400

約数和(自身を除く): 60303939128

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 117781129, 235562258, 471124516, 942249032, 8362460159, 16724920318, 33449840636, 66899681272]

約数ペア:

[(1, 66899681272), (2, 33449840636), (4, 16724920318), (8, 8362460159), (71, 942249032), (142, 471124516), (284, 235562258), (568, 117781129)]