442969821

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 745056000

約数和(自身を除く): 302086179

約数列:

[1, 3, 7, 9, 21, 63, 89, 199, 267, 397, 597, 623, 801, 1191, 1393, 1791, 1869, 2779, 3573, 4179, 5607, 8337, 12537, 17711, 25011, 35333, 53133, 79003, 105999, 123977, 159399, 237009, 247331, 317997, 371931, 553021, 711027, 741993, 1115793, 1659063, 2225979, 4977189, 7031267, 21093801, 49218869, 63281403, 147656607, 442969821]

約数ペア:

[(1, 442969821), (3, 147656607), (7, 63281403), (9, 49218869), (21, 21093801), (63, 7031267), (89, 4977189), (199, 2225979), (267, 1659063), (397, 1115793), (597, 741993), (623, 711027), (801, 553021), (1191, 371931), (1393, 317997), (1791, 247331), (1869, 237009), (2779, 159399), (3573, 123977), (4179, 105999), (5607, 79003), (8337, 53133), (12537, 35333), (17711, 25011)]