678631674

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{419}}^1\times {\mathrm{787}}^1$

素因数の和:1232

約数の個数: 64

約数和(自身を含む): 1588608000

約数和(自身を除く): 909976326

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 419, 686, 787, 838, 1029, 1257, 1574, 2058, 2361, 2514, 2933, 4722, 5509, 5866, 8799, 11018, 16527, 17598, 20531, 33054, 38563, 41062, 61593, 77126, 115689, 123186, 143717, 231378, 269941, 287434, 329753, 431151, 539882, 659506, 809823, 862302, 989259, 1619646, 1978518, 2308271, 4616542, 6924813, 13849626, 16157897, 32315794, 48473691, 96947382, 113105279, 226210558, 339315837, 678631674]

約数ペア:

[(1, 678631674), (2, 339315837), (3, 226210558), (6, 113105279), (7, 96947382), (14, 48473691), (21, 32315794), (42, 16157897), (49, 13849626), (98, 6924813), (147, 4616542), (294, 2308271), (343, 1978518), (419, 1619646), (686, 989259), (787, 862302), (838, 809823), (1029, 659506), (1257, 539882), (1574, 431151), (2058, 329753), (2361, 287434), (2514, 269941), (2933, 231378), (4722, 143717), (5509, 123186), (5866, 115689), (8799, 77126), (11018, 61593), (16527, 41062), (17598, 38563), (20531, 33054)]