219496774

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{97381}}^1$

素因数の和:97420

約数の個数: 24

約数和(自身を含む): 399655728

約数和(自身を除く): 180158954

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 97381, 194762, 681667, 1363334, 2239763, 4479526, 4771669, 9543338, 15678341, 31356682, 109748387, 219496774]

約数ペア:

[(1, 219496774), (2, 109748387), (7, 31356682), (14, 15678341), (23, 9543338), (46, 4771669), (49, 4479526), (98, 2239763), (161, 1363334), (322, 681667), (1127, 194762), (2254, 97381)]