215513662

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1217}}^1$

素因数の和:1385

約数の個数: 48

約数和(自身を含む): 408224880

約数和(自身を除く): 192711218

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 139, 182, 278, 637, 973, 1217, 1274, 1807, 1946, 2434, 3614, 6811, 8519, 12649, 13622, 15821, 17038, 25298, 31642, 59633, 88543, 110747, 119266, 169163, 177086, 221494, 338326, 775229, 1184141, 1550458, 2199119, 2368282, 4398238, 8288987, 15393833, 16577974, 30787666, 107756831, 215513662]

約数ペア:

[(1, 215513662), (2, 107756831), (7, 30787666), (13, 16577974), (14, 15393833), (26, 8288987), (49, 4398238), (91, 2368282), (98, 2199119), (139, 1550458), (182, 1184141), (278, 775229), (637, 338326), (973, 221494), (1217, 177086), (1274, 169163), (1807, 119266), (1946, 110747), (2434, 88543), (3614, 59633), (6811, 31642), (8519, 25298), (12649, 17038), (13622, 15821)]