258733982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{30809}}^1$

素因数の和:30860

約数の個数: 32

約数和(自身を含む): 465847200

約数和(自身を除く): 207113218

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 4199, 8398, 30809, 61618, 400517, 523753, 585371, 801034, 1047506, 1170742, 6808789, 7609823, 9951307, 13617578, 15219646, 19902614, 129366991, 258733982]

約数ペア:

[(1, 258733982), (2, 129366991), (13, 19902614), (17, 15219646), (19, 13617578), (26, 9951307), (34, 7609823), (38, 6808789), (221, 1170742), (247, 1047506), (323, 801034), (442, 585371), (494, 523753), (646, 400517), (4199, 61618), (8398, 30809)]