15972830

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 29509920

約数和(自身を除く): 13537090

約数列:

[1, 2, 5, 10, 89, 131, 137, 178, 262, 274, 445, 655, 685, 890, 1310, 1370, 11659, 12193, 17947, 23318, 24386, 35894, 58295, 60965, 89735, 116590, 121930, 179470, 1597283, 3194566, 7986415, 15972830]

約数ペア:

[(1, 15972830), (2, 7986415), (5, 3194566), (10, 1597283), (89, 179470), (131, 121930), (137, 116590), (178, 89735), (262, 60965), (274, 58295), (445, 35894), (655, 24386), (685, 23318), (890, 17947), (1310, 12193), (1370, 11659)]