205987992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{8821}}^1$

素因数の和:8976

約数の個数: 64

約数和(自身を含む): 592838400

約数和(自身を除く): 386850408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 139, 168, 278, 417, 556, 834, 973, 1112, 1668, 1946, 2919, 3336, 3892, 5838, 7784, 8821, 11676, 17642, 23352, 26463, 35284, 52926, 61747, 70568, 105852, 123494, 185241, 211704, 246988, 370482, 493976, 740964, 1226119, 1481928, 2452238, 3678357, 4904476, 7356714, 8582833, 9808952, 14713428, 17165666, 25748499, 29426856, 34331332, 51496998, 68662664, 102993996, 205987992]

約数ペア:

[(1, 205987992), (2, 102993996), (3, 68662664), (4, 51496998), (6, 34331332), (7, 29426856), (8, 25748499), (12, 17165666), (14, 14713428), (21, 9808952), (24, 8582833), (28, 7356714), (42, 4904476), (56, 3678357), (84, 2452238), (139, 1481928), (168, 1226119), (278, 740964), (417, 493976), (556, 370482), (834, 246988), (973, 211704), (1112, 185241), (1668, 123494), (1946, 105852), (2919, 70568), (3336, 61747), (3892, 52926), (5838, 35284), (7784, 26463), (8821, 23352), (11676, 17642)]