208536978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{14771}}^1$

素因数の和:14970

約数の個数: 32

約数和(自身を含む): 451668672

約数和(自身を除く): 243131694

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 181, 362, 543, 1086, 2353, 4706, 7059, 14118, 14771, 29542, 44313, 88626, 192023, 384046, 576069, 1152138, 2673551, 5347102, 8020653, 16041306, 34756163, 69512326, 104268489, 208536978]

約数ペア:

[(1, 208536978), (2, 104268489), (3, 69512326), (6, 34756163), (13, 16041306), (26, 8020653), (39, 5347102), (78, 2673551), (181, 1152138), (362, 576069), (543, 384046), (1086, 192023), (2353, 88626), (4706, 44313), (7059, 29542), (14118, 14771)]