290899986

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{128603}}^1$

素因数の和:128650

約数の個数: 32

約数和(自身を含む): 648164160

約数和(自身を除く): 357264174

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 128603, 257206, 385809, 771618, 1671839, 3343678, 3729487, 5015517, 7458974, 10031034, 11188461, 22376922, 48483331, 96966662, 145449993, 290899986]

約数ペア:

[(1, 290899986), (2, 145449993), (3, 96966662), (6, 48483331), (13, 22376922), (26, 11188461), (29, 10031034), (39, 7458974), (58, 5015517), (78, 3729487), (87, 3343678), (174, 1671839), (377, 771618), (754, 385809), (1131, 257206), (2262, 128603)]