2007179979

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1\times {\mathrm{2477}}^1$

素因数の和:3355

約数の個数: 32

約数和(自身を含む): 3128702976

約数和(自身を除く): 1121522997

約数列:

[1, 3, 7, 21, 47, 141, 329, 821, 987, 2463, 2477, 5747, 7431, 17241, 17339, 38587, 52017, 115761, 116419, 270109, 349257, 810327, 814933, 2033617, 2444799, 6100851, 14235319, 42705957, 95579999, 286739997, 669059993, 2007179979]

約数ペア:

[(1, 2007179979), (3, 669059993), (7, 286739997), (21, 95579999), (47, 42705957), (141, 14235319), (329, 6100851), (821, 2444799), (987, 2033617), (2463, 814933), (2477, 810327), (5747, 349257), (7431, 270109), (17241, 116419), (17339, 115761), (38587, 52017)]