1640597937

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 2581383168

約数和(自身を除く): 940785231

約数列:

[1, 3, 11, 17, 33, 51, 107, 151, 181, 187, 321, 453, 543, 561, 1177, 1661, 1819, 1991, 2567, 3077, 3531, 4983, 5457, 5973, 7701, 9231, 16157, 19367, 20009, 27331, 28237, 33847, 48471, 58101, 60027, 81993, 84711, 101541, 177727, 213037, 274669, 300641, 329239, 464627, 533181, 639111, 824007, 901923, 987717, 1393881, 2924417, 3021359, 3621629, 5110897, 8773251, 9064077, 10864887, 15332691, 32168587, 49715089, 96505761, 149145267, 546865979, 1640597937]

約数ペア:

[(1, 1640597937), (3, 546865979), (11, 149145267), (17, 96505761), (33, 49715089), (51, 32168587), (107, 15332691), (151, 10864887), (181, 9064077), (187, 8773251), (321, 5110897), (453, 3621629), (543, 3021359), (561, 2924417), (1177, 1393881), (1661, 987717), (1819, 901923), (1991, 824007), (2567, 639111), (3077, 533181), (3531, 464627), (4983, 329239), (5457, 300641), (5973, 274669), (7701, 213037), (9231, 177727), (16157, 101541), (19367, 84711), (20009, 81993), (27331, 60027), (28237, 58101), (33847, 48471)]