51611238

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2609}}^1$

素因数の和:2781

約数の個数: 48

約数和(自身を含む): 128662560

約数和(自身を除く): 77051322

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157, 314, 471, 942, 1099, 1413, 2198, 2609, 2826, 3297, 5218, 6594, 7827, 9891, 15654, 18263, 19782, 23481, 36526, 46962, 54789, 109578, 164367, 328734, 409613, 819226, 1228839, 2457678, 2867291, 3686517, 5734582, 7373034, 8601873, 17203746, 25805619, 51611238]

約数ペア:

[(1, 51611238), (2, 25805619), (3, 17203746), (6, 8601873), (7, 7373034), (9, 5734582), (14, 3686517), (18, 2867291), (21, 2457678), (42, 1228839), (63, 819226), (126, 409613), (157, 328734), (314, 164367), (471, 109578), (942, 54789), (1099, 46962), (1413, 36526), (2198, 23481), (2609, 19782), (2826, 18263), (3297, 15654), (5218, 9891), (6594, 7827)]