1809636699

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{2243}}^1$

素因数の和:2547

約数の個数: 32

約数和(自身を含む): 2635928064

約数和(自身を除く): 826291365

約数列:

[1, 3, 13, 39, 137, 151, 411, 453, 1781, 1963, 2243, 5343, 5889, 6729, 20687, 29159, 62061, 87477, 268931, 307291, 338693, 806793, 921873, 1016079, 3994783, 4403009, 11984349, 13209027, 46400941, 139202823, 603212233, 1809636699]

約数ペア:

[(1, 1809636699), (3, 603212233), (13, 139202823), (39, 46400941), (137, 13209027), (151, 11984349), (411, 4403009), (453, 3994783), (1781, 1016079), (1963, 921873), (2243, 806793), (5343, 338693), (5889, 307291), (6729, 268931), (20687, 87477), (29159, 62061)]