157224515

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{811}}^1$

素因数の和:1043

約数の個数: 32

約数和(自身を含む): 224501760

約数和(自身を除く): 67277245

約数列:

[1, 5, 7, 29, 35, 145, 191, 203, 811, 955, 1015, 1337, 4055, 5539, 5677, 6685, 23519, 27695, 28385, 38773, 117595, 154901, 164633, 193865, 774505, 823165, 1084307, 4492129, 5421535, 22460645, 31444903, 157224515]

約数ペア:

[(1, 157224515), (5, 31444903), (7, 22460645), (29, 5421535), (35, 4492129), (145, 1084307), (191, 823165), (203, 774505), (811, 193865), (955, 164633), (1015, 154901), (1337, 117595), (4055, 38773), (5539, 28385), (5677, 27695), (6685, 23519)]