1561998

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 3317760

約数和(自身を除く): 1755762

約数列:

[1, 2, 3, 6, 29, 47, 58, 87, 94, 141, 174, 191, 282, 382, 573, 1146, 1363, 2726, 4089, 5539, 8178, 8977, 11078, 16617, 17954, 26931, 33234, 53862, 260333, 520666, 780999, 1561998]

約数ペア:

[(1, 1561998), (2, 780999), (3, 520666), (6, 260333), (29, 53862), (47, 33234), (58, 26931), (87, 17954), (94, 16617), (141, 11078), (174, 8977), (191, 8178), (282, 5539), (382, 4089), (573, 2726), (1146, 1363)]