208547742

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:577

約数の個数: 64

約数和(自身を含む): 462873600

約数和(自身を除く): 254325858

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 163, 282, 326, 349, 489, 611, 698, 978, 1047, 1222, 1833, 2094, 2119, 3666, 4238, 4537, 6357, 7661, 9074, 12714, 13611, 15322, 16403, 22983, 27222, 32806, 45966, 49209, 56887, 98418, 99593, 113774, 170661, 199186, 213239, 298779, 341322, 426478, 597558, 639717, 739531, 1279434, 1479062, 2218593, 2673689, 4437186, 5347378, 8021067, 16042134, 34757957, 69515914, 104273871, 208547742]

約数ペア:

[(1, 208547742), (2, 104273871), (3, 69515914), (6, 34757957), (13, 16042134), (26, 8021067), (39, 5347378), (47, 4437186), (78, 2673689), (94, 2218593), (141, 1479062), (163, 1279434), (282, 739531), (326, 639717), (349, 597558), (489, 426478), (611, 341322), (698, 298779), (978, 213239), (1047, 199186), (1222, 170661), (1833, 113774), (2094, 99593), (2119, 98418), (3666, 56887), (4238, 49209), (4537, 45966), (6357, 32806), (7661, 27222), (9074, 22983), (12714, 16403), (13611, 15322)]