399964038

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1\times {\mathrm{2081}}^1$

素因数の和:2500

約数の個数: 32

約数和(自身を含む): 810680832

約数和(自身を除く): 410716794

約数列:

[1, 2, 3, 6, 103, 206, 309, 311, 618, 622, 933, 1866, 2081, 4162, 6243, 12486, 32033, 64066, 96099, 192198, 214343, 428686, 643029, 647191, 1286058, 1294382, 1941573, 3883146, 66660673, 133321346, 199982019, 399964038]

約数ペア:

[(1, 399964038), (2, 199982019), (3, 133321346), (6, 66660673), (103, 3883146), (206, 1941573), (309, 1294382), (311, 1286058), (618, 647191), (622, 643029), (933, 428686), (1866, 214343), (2081, 192198), (4162, 96099), (6243, 64066), (12486, 32033)]