1980063

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 3035136

約数和(自身を除く): 1055073

約数列:

[1, 3, 9, 31, 47, 93, 141, 151, 279, 423, 453, 1359, 1457, 4371, 4681, 7097, 13113, 14043, 21291, 42129, 63873, 220007, 660021, 1980063]

約数ペア:

[(1, 1980063), (3, 660021), (9, 220007), (31, 63873), (47, 42129), (93, 21291), (141, 14043), (151, 13113), (279, 7097), (423, 4681), (453, 4371), (1359, 1457)]