81816198

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 173199600

約数和(自身を除く): 91383402

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 149, 173, 298, 346, 447, 519, 529, 894, 1038, 1058, 1587, 3174, 3427, 3979, 6854, 7958, 10281, 11937, 20562, 23874, 25777, 51554, 77331, 78821, 91517, 154662, 157642, 183034, 236463, 274551, 472926, 549102, 592871, 1185742, 1778613, 3557226, 13636033, 27272066, 40908099, 81816198]

約数ペア:

[(1, 81816198), (2, 40908099), (3, 27272066), (6, 13636033), (23, 3557226), (46, 1778613), (69, 1185742), (138, 592871), (149, 549102), (173, 472926), (298, 274551), (346, 236463), (447, 183034), (519, 157642), (529, 154662), (894, 91517), (1038, 78821), (1058, 77331), (1587, 51554), (3174, 25777), (3427, 23874), (3979, 20562), (6854, 11937), (7958, 10281)]