2798838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 7032480

約数和(自身を除く): 4233642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 97, 126, 194, 229, 291, 458, 582, 679, 687, 873, 1358, 1374, 1603, 1746, 2037, 2061, 3206, 4074, 4122, 4809, 6111, 9618, 12222, 14427, 22213, 28854, 44426, 66639, 133278, 155491, 199917, 310982, 399834, 466473, 932946, 1399419, 2798838]

約数ペア:

[(1, 2798838), (2, 1399419), (3, 932946), (6, 466473), (7, 399834), (9, 310982), (14, 199917), (18, 155491), (21, 133278), (42, 66639), (63, 44426), (97, 28854), (126, 22213), (194, 14427), (229, 12222), (291, 9618), (458, 6111), (582, 4809), (679, 4122), (687, 4074), (873, 3206), (1358, 2061), (1374, 2037), (1603, 1746)]