155386778

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 246856896

約数和(自身を除く): 91470118

約数列:

[1, 2, 43, 53, 73, 86, 106, 146, 467, 934, 2279, 3139, 3869, 4558, 6278, 7738, 20081, 24751, 34091, 40162, 49502, 68182, 166367, 332734, 1064293, 1465913, 1806823, 2128586, 2931826, 3613646, 77693389, 155386778]

約数ペア:

[(1, 155386778), (2, 77693389), (43, 3613646), (53, 2931826), (73, 2128586), (86, 1806823), (106, 1465913), (146, 1064293), (467, 332734), (934, 166367), (2279, 68182), (3139, 49502), (3869, 40162), (4558, 34091), (6278, 24751), (7738, 20081)]