208187538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{3251}}^1$

素因数の和:4090

約数の個数: 32

約数和(自身を含む): 449088192

約数和(自身を除く): 240900654

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 821, 1642, 2463, 3251, 4926, 6502, 9753, 10673, 19506, 21346, 32019, 42263, 64038, 84526, 126789, 253578, 2669071, 5338142, 8007213, 16014426, 34697923, 69395846, 104093769, 208187538]

約数ペア:

[(1, 208187538), (2, 104093769), (3, 69395846), (6, 34697923), (13, 16014426), (26, 8007213), (39, 5338142), (78, 2669071), (821, 253578), (1642, 126789), (2463, 84526), (3251, 64038), (4926, 42263), (6502, 32019), (9753, 21346), (10673, 19506)]