978492039

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{10709}}^1$

素因数の和:10967

約数の個数: 32

約数和(自身を含む): 1576512000

約数和(自身を除く): 598019961

約数列:

[1, 3, 7, 19, 21, 57, 133, 229, 399, 687, 1603, 4351, 4809, 10709, 13053, 30457, 32127, 74963, 91371, 203471, 224889, 610413, 1424297, 2452361, 4272891, 7357083, 17166527, 46594859, 51499581, 139784577, 326164013, 978492039]

約数ペア:

[(1, 978492039), (3, 326164013), (7, 139784577), (19, 51499581), (21, 46594859), (57, 17166527), (133, 7357083), (229, 4272891), (399, 2452361), (687, 1424297), (1603, 610413), (4351, 224889), (4809, 203471), (10709, 91371), (13053, 74963), (30457, 32127)]