23156991

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 41408640

約数和(自身を除く): 18251649

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 171, 209, 247, 429, 627, 741, 947, 1287, 1881, 2223, 2717, 2841, 8151, 8523, 10417, 12311, 17993, 24453, 31251, 36933, 53979, 93753, 110799, 135421, 161937, 197923, 233909, 406263, 593769, 701727, 1218789, 1781307, 2105181, 2572999, 7718997, 23156991]

約数ペア:

[(1, 23156991), (3, 7718997), (9, 2572999), (11, 2105181), (13, 1781307), (19, 1218789), (33, 701727), (39, 593769), (57, 406263), (99, 233909), (117, 197923), (143, 161937), (171, 135421), (209, 110799), (247, 93753), (429, 53979), (627, 36933), (741, 31251), (947, 24453), (1287, 17993), (1881, 12311), (2223, 10417), (2717, 8523), (2841, 8151)]