219876741

素因数分解:

$3^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{4993}}^1$

素因数の和:5242

約数の個数: 32

約数和(自身を含む): 373950720

約数和(自身を除く): 154073979

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 233, 699, 1631, 2097, 4893, 4993, 6291, 14679, 14979, 34951, 44037, 44937, 104853, 134811, 314559, 943677, 1163369, 3490107, 8143583, 10470321, 24430749, 31410963, 73292247, 219876741]

約数ペア:

[(1, 219876741), (3, 73292247), (7, 31410963), (9, 24430749), (21, 10470321), (27, 8143583), (63, 3490107), (189, 1163369), (233, 943677), (699, 314559), (1631, 134811), (2097, 104853), (4893, 44937), (4993, 44037), (6291, 34951), (14679, 14979)]