1620231837

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{6263}}^1$

素因数の和:6497

約数の個数: 32

約数和(自身を含む): 2514419712

約数和(自身を除く): 894187875

約数列:

[1, 3, 7, 21, 97, 127, 291, 381, 679, 889, 2037, 2667, 6263, 12319, 18789, 36957, 43841, 86233, 131523, 258699, 607511, 795401, 1822533, 2386203, 4252577, 5567807, 12757731, 16703421, 77153897, 231461691, 540077279, 1620231837]

約数ペア:

[(1, 1620231837), (3, 540077279), (7, 231461691), (21, 77153897), (97, 16703421), (127, 12757731), (291, 5567807), (381, 4252577), (679, 2386203), (889, 1822533), (2037, 795401), (2667, 607511), (6263, 258699), (12319, 131523), (18789, 86233), (36957, 43841)]