172023478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 303823872

約数和(自身を除く): 131800394

約数列:

[1, 2, 11, 22, 43, 47, 53, 73, 86, 94, 106, 146, 473, 517, 583, 803, 946, 1034, 1166, 1606, 2021, 2279, 2491, 3139, 3431, 3869, 4042, 4558, 4982, 6278, 6862, 7738, 22231, 25069, 27401, 34529, 37741, 42559, 44462, 50138, 54802, 69058, 75482, 85118, 107113, 147533, 166367, 181843, 214226, 295066, 332734, 363686, 1178243, 1622863, 1830037, 2000273, 2356486, 3245726, 3660074, 4000546, 7819249, 15638498, 86011739, 172023478]

約数ペア:

[(1, 172023478), (2, 86011739), (11, 15638498), (22, 7819249), (43, 4000546), (47, 3660074), (53, 3245726), (73, 2356486), (86, 2000273), (94, 1830037), (106, 1622863), (146, 1178243), (473, 363686), (517, 332734), (583, 295066), (803, 214226), (946, 181843), (1034, 166367), (1166, 147533), (1606, 107113), (2021, 85118), (2279, 75482), (2491, 69058), (3139, 54802), (3431, 50138), (3869, 44462), (4042, 42559), (4558, 37741), (4982, 34529), (6278, 27401), (6862, 25069), (7738, 22231)]