278015064

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{189901}}^1$

素因数の和:189971

約数の個数: 32

約数和(自身を含む): 706435440

約数和(自身を除く): 428420376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 189901, 379802, 569703, 759604, 1139406, 1519208, 2278812, 4557624, 11583961, 23167922, 34751883, 46335844, 69503766, 92671688, 139007532, 278015064]

約数ペア:

[(1, 278015064), (2, 139007532), (3, 92671688), (4, 69503766), (6, 46335844), (8, 34751883), (12, 23167922), (24, 11583961), (61, 4557624), (122, 2278812), (183, 1519208), (244, 1139406), (366, 759604), (488, 569703), (732, 379802), (1464, 189901)]