645530158

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{86509}}^1$

素因数の和:86572

約数の個数: 32

約数和(自身を含む): 1220829120

約数和(自身を除く): 575298962

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 3731, 7462, 86509, 173018, 605563, 1124617, 1211126, 2249234, 3546869, 7093738, 7872319, 15744638, 24828083, 46109297, 49656166, 92218594, 322765079, 645530158]

約数ペア:

[(1, 645530158), (2, 322765079), (7, 92218594), (13, 49656166), (14, 46109297), (26, 24828083), (41, 15744638), (82, 7872319), (91, 7093738), (182, 3546869), (287, 2249234), (533, 1211126), (574, 1124617), (1066, 605563), (3731, 173018), (7462, 86509)]