30820479

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 44513280

約数和(自身を除く): 13692801

約数列:

[1, 3, 31, 41, 59, 93, 123, 137, 177, 411, 1271, 1829, 2419, 3813, 4247, 5487, 5617, 7257, 8083, 12741, 16851, 24249, 74989, 174127, 224967, 250573, 331403, 522381, 751719, 994209, 10273493, 30820479]

約数ペア:

[(1, 30820479), (3, 10273493), (31, 994209), (41, 751719), (59, 522381), (93, 331403), (123, 250573), (137, 224967), (177, 174127), (411, 74989), (1271, 24249), (1829, 16851), (2419, 12741), (3813, 8083), (4247, 7257), (5487, 5617)]