3941991284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{180263}}^1$

素因数の和:180356

約数の個数: 48

約数和(自身を含む): 8721893376

約数和(自身を除く): 4779902092

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 5467, 10934, 21868, 180263, 360526, 721052, 1261841, 1982893, 2523682, 3965786, 5047364, 7931572, 12798673, 13880251, 25597346, 27760502, 51194692, 55521004, 89590711, 140785403, 179181422, 281570806, 358362844, 563141612, 985497821, 1970995642, 3941991284]

約数ペア:

[(1, 3941991284), (2, 1970995642), (4, 985497821), (7, 563141612), (11, 358362844), (14, 281570806), (22, 179181422), (28, 140785403), (44, 89590711), (71, 55521004), (77, 51194692), (142, 27760502), (154, 25597346), (284, 13880251), (308, 12798673), (497, 7931572), (781, 5047364), (994, 3965786), (1562, 2523682), (1988, 1982893), (3124, 1261841), (5467, 721052), (10934, 360526), (21868, 180263)]