2021298045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{609743}}^1$

素因数の和:609781

約数の個数: 32

約数和(自身を含む): 3687731712

約数和(自身を除く): 1666433667

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 609743, 1829229, 3048715, 7926659, 9146145, 10365631, 23779977, 31096893, 39633295, 51828155, 118899885, 134753203, 155484465, 404259609, 673766015, 2021298045]

約数ペア:

[(1, 2021298045), (3, 673766015), (5, 404259609), (13, 155484465), (15, 134753203), (17, 118899885), (39, 51828155), (51, 39633295), (65, 31096893), (85, 23779977), (195, 10365631), (221, 9146145), (255, 7926659), (663, 3048715), (1105, 1829229), (3315, 609743)]