7894731

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 11934720

約数和(自身を除く): 4039989

約数列:

[1, 3, 13, 39, 47, 59, 73, 141, 177, 219, 611, 767, 949, 1833, 2301, 2773, 2847, 3431, 4307, 8319, 10293, 12921, 36049, 44603, 55991, 108147, 133809, 167973, 202429, 607287, 2631577, 7894731]

約数ペア:

[(1, 7894731), (3, 2631577), (13, 607287), (39, 202429), (47, 167973), (59, 133809), (73, 108147), (141, 55991), (177, 44603), (219, 36049), (611, 12921), (767, 10293), (949, 8319), (1833, 4307), (2301, 3431), (2773, 2847)]