1213656479

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{1009}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 1501716480

約数和(自身を除く): 288060001

約数列:

[1, 7, 23, 31, 161, 217, 241, 713, 1009, 1687, 4991, 5543, 7063, 7471, 23207, 31279, 38801, 52297, 162449, 171833, 218953, 243169, 719417, 1202831, 1702183, 5035919, 5592887, 7538239, 39150209, 52767673, 173379497, 1213656479]

約数ペア:

[(1, 1213656479), (7, 173379497), (23, 52767673), (31, 39150209), (161, 7538239), (217, 5592887), (241, 5035919), (713, 1702183), (1009, 1202831), (1687, 719417), (4991, 243169), (5543, 218953), (7063, 171833), (7471, 162449), (23207, 52297), (31279, 38801)]