208581678

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{2063}}^1$

素因数の和:2249

約数の個数: 48

約数和(自身を含む): 466554816

約数和(自身を除く): 257973138

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 137, 246, 274, 369, 411, 738, 822, 1233, 2063, 2466, 4126, 5617, 6189, 11234, 12378, 16851, 18567, 33702, 37134, 50553, 84583, 101106, 169166, 253749, 282631, 507498, 565262, 761247, 847893, 1522494, 1695786, 2543679, 5087358, 11587871, 23175742, 34763613, 69527226, 104290839, 208581678]

約数ペア:

[(1, 208581678), (2, 104290839), (3, 69527226), (6, 34763613), (9, 23175742), (18, 11587871), (41, 5087358), (82, 2543679), (123, 1695786), (137, 1522494), (246, 847893), (274, 761247), (369, 565262), (411, 507498), (738, 282631), (822, 253749), (1233, 169166), (2063, 101106), (2466, 84583), (4126, 50553), (5617, 37134), (6189, 33702), (11234, 18567), (12378, 16851)]