211658974

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1861}}^1$

素因数の和:1996

約数の個数: 32

約数和(自身を含む): 347225760

約数和(自身を除く): 135566786

約数列:

[1, 2, 19, 38, 41, 73, 82, 146, 779, 1387, 1558, 1861, 2774, 2993, 3722, 5986, 35359, 56867, 70718, 76301, 113734, 135853, 152602, 271706, 1449719, 2581207, 2899438, 5162414, 5569973, 11139946, 105829487, 211658974]

約数ペア:

[(1, 211658974), (2, 105829487), (19, 11139946), (38, 5569973), (41, 5162414), (73, 2899438), (82, 2581207), (146, 1449719), (779, 271706), (1387, 152602), (1558, 135853), (1861, 113734), (2774, 76301), (2993, 70718), (3722, 56867), (5986, 35359)]