198723708

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{457}}^1$

素因数の和:771

約数の個数: 72

約数和(自身を含む): 516140352

約数和(自身を除く): 317416644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 257, 282, 423, 457, 514, 564, 771, 846, 914, 1028, 1371, 1542, 1692, 1828, 2313, 2742, 3084, 4113, 4626, 5484, 8226, 9252, 12079, 16452, 21479, 24158, 36237, 42958, 48316, 64437, 72474, 85916, 108711, 117449, 128874, 144948, 193311, 217422, 234898, 257748, 352347, 386622, 434844, 469796, 704694, 773244, 1057041, 1409388, 2114082, 4228164, 5520103, 11040206, 16560309, 22080412, 33120618, 49680927, 66241236, 99361854, 198723708]

約数ペア:

[(1, 198723708), (2, 99361854), (3, 66241236), (4, 49680927), (6, 33120618), (9, 22080412), (12, 16560309), (18, 11040206), (36, 5520103), (47, 4228164), (94, 2114082), (141, 1409388), (188, 1057041), (257, 773244), (282, 704694), (423, 469796), (457, 434844), (514, 386622), (564, 352347), (771, 257748), (846, 234898), (914, 217422), (1028, 193311), (1371, 144948), (1542, 128874), (1692, 117449), (1828, 108711), (2313, 85916), (2742, 72474), (3084, 64437), (4113, 48316), (4626, 42958), (5484, 36237), (8226, 24158), (9252, 21479), (12079, 16452)]