327778815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{240131}}^1$

素因数の和:240159

約数の個数: 32

約数和(自身を含む): 645474816

約数和(自身を除く): 317696001

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 240131, 720393, 1200655, 1680917, 3121703, 3601965, 5042751, 8404585, 9365109, 15608515, 21851921, 25213755, 46825545, 65555763, 109259605, 327778815]

約数ペア:

[(1, 327778815), (3, 109259605), (5, 65555763), (7, 46825545), (13, 25213755), (15, 21851921), (21, 15608515), (35, 9365109), (39, 8404585), (65, 5042751), (91, 3601965), (105, 3121703), (195, 1680917), (273, 1200655), (455, 720393), (1365, 240131)]