679770015

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{33997}}^1$

素因数の和:34079

約数の個数: 32

約数和(自身を含む): 1148860416

約数和(自身を除く): 469090401

約数列:

[1, 3, 5, 15, 31, 43, 93, 129, 155, 215, 465, 645, 1333, 3999, 6665, 19995, 33997, 101991, 169985, 509955, 1053907, 1461871, 3161721, 4385613, 5269535, 7309355, 15808605, 21928065, 45318001, 135954003, 226590005, 679770015]

約数ペア:

[(1, 679770015), (3, 226590005), (5, 135954003), (15, 45318001), (31, 21928065), (43, 15808605), (93, 7309355), (129, 5269535), (155, 4385613), (215, 3161721), (465, 1461871), (645, 1053907), (1333, 509955), (3999, 169985), (6665, 101991), (19995, 33997)]