1271402398

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{21017}}^1$

素因数の和:21204

約数の個数: 32

約数和(自身を含む): 2269944000

約数和(自身を除く): 998541602

約数列:

[1, 2, 7, 14, 29, 58, 149, 203, 298, 406, 1043, 2086, 4321, 8642, 21017, 30247, 42034, 60494, 147119, 294238, 609493, 1218986, 3131533, 4266451, 6263066, 8532902, 21920731, 43841462, 90814457, 181628914, 635701199, 1271402398]

約数ペア:

[(1, 1271402398), (2, 635701199), (7, 181628914), (14, 90814457), (29, 43841462), (58, 21920731), (149, 8532902), (203, 6263066), (298, 4266451), (406, 3131533), (1043, 1218986), (2086, 609493), (4321, 294238), (8642, 147119), (21017, 60494), (30247, 42034)]