666471915

素因数分解:

$3^3\times 5^1\times {\mathrm{2153}}^1\times {\mathrm{2293}}^1$

素因数の和:4460

約数の個数: 32

約数和(自身を含む): 1185906240

約数和(自身を除く): 519434325

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2153, 2293, 6459, 6879, 10765, 11465, 19377, 20637, 32295, 34395, 58131, 61911, 96885, 103185, 290655, 309555, 4936829, 14810487, 24684145, 44431461, 74052435, 133294383, 222157305, 666471915]

約数ペア:

[(1, 666471915), (3, 222157305), (5, 133294383), (9, 74052435), (15, 44431461), (27, 24684145), (45, 14810487), (135, 4936829), (2153, 309555), (2293, 290655), (6459, 103185), (6879, 96885), (10765, 61911), (11465, 58131), (19377, 34395), (20637, 32295)]