207015985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5279}}^1$

素因数の和:5349

約数の個数: 32

約数和(自身を含む): 291962880

約数和(自身を除く): 84946895

約数列:

[1, 5, 11, 23, 31, 55, 115, 155, 253, 341, 713, 1265, 1705, 3565, 5279, 7843, 26395, 39215, 58069, 121417, 163649, 290345, 607085, 818245, 1335587, 1800139, 3763927, 6677935, 9000695, 18819635, 41403197, 207015985]

約数ペア:

[(1, 207015985), (5, 41403197), (11, 18819635), (23, 9000695), (31, 6677935), (55, 3763927), (115, 1800139), (155, 1335587), (253, 818245), (341, 607085), (713, 290345), (1265, 163649), (1705, 121417), (3565, 58069), (5279, 39215), (7843, 26395)]