279602697

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{947}}^1$

素因数の和:1373

約数の個数: 32

約数和(自身を含む): 425917440

約数和(自身を除く): 146314743

約数列:

[1, 3, 11, 23, 33, 69, 253, 389, 759, 947, 1167, 2841, 4279, 8947, 10417, 12837, 21781, 26841, 31251, 65343, 98417, 239591, 295251, 368383, 718773, 1105149, 4052213, 8472809, 12156639, 25418427, 93200899, 279602697]

約数ペア:

[(1, 279602697), (3, 93200899), (11, 25418427), (23, 12156639), (33, 8472809), (69, 4052213), (253, 1105149), (389, 718773), (759, 368383), (947, 295251), (1167, 239591), (2841, 98417), (4279, 65343), (8947, 31251), (10417, 26841), (12837, 21781)]