64216965

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{138101}}^1$

素因数の和:138140

約数の個数: 16

約数和(自身を含む): 106062336

約数和(自身を除く): 41845371

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 138101, 414303, 690505, 2071515, 4281131, 12843393, 21405655, 64216965]

約数ペア:

[(1, 64216965), (3, 21405655), (5, 12843393), (15, 4281131), (31, 2071515), (93, 690505), (155, 414303), (465, 138101)]