8889671728

素因数分解:

$2^4\times 7^2\times {\mathrm{89}}^1\times {\mathrm{127403}}^1$

素因数の和:127514

約数の個数: 60

約数和(自身を含む): 20261058120

約数和(自身を除く): 11371386392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 89, 98, 112, 178, 196, 356, 392, 623, 712, 784, 1246, 1424, 2492, 4361, 4984, 8722, 9968, 17444, 34888, 69776, 127403, 254806, 509612, 891821, 1019224, 1783642, 2038448, 3567284, 6242747, 7134568, 11338867, 12485494, 14269136, 22677734, 24970988, 45355468, 49941976, 79372069, 90710936, 99883952, 158744138, 181421872, 317488276, 555604483, 634976552, 1111208966, 1269953104, 2222417932, 4444835864, 8889671728]

約数ペア:

[(1, 8889671728), (2, 4444835864), (4, 2222417932), (7, 1269953104), (8, 1111208966), (14, 634976552), (16, 555604483), (28, 317488276), (49, 181421872), (56, 158744138), (89, 99883952), (98, 90710936), (112, 79372069), (178, 49941976), (196, 45355468), (356, 24970988), (392, 22677734), (623, 14269136), (712, 12485494), (784, 11338867), (1246, 7134568), (1424, 6242747), (2492, 3567284), (4361, 2038448), (4984, 1783642), (8722, 1019224), (9968, 891821), (17444, 509612), (34888, 254806), (69776, 127403)]