28642016

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2275

約数の個数: 48

約数和(自身を含む): 62713728

約数和(自身を除く): 34071712

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 2221, 3224, 4442, 6448, 8884, 12896, 17768, 28873, 35536, 57746, 68851, 71072, 115492, 137702, 230984, 275404, 461968, 550808, 895063, 923936, 1101616, 1790126, 2203232, 3580252, 7160504, 14321008, 28642016]

約数ペア:

[(1, 28642016), (2, 14321008), (4, 7160504), (8, 3580252), (13, 2203232), (16, 1790126), (26, 1101616), (31, 923936), (32, 895063), (52, 550808), (62, 461968), (104, 275404), (124, 230984), (208, 137702), (248, 115492), (403, 71072), (416, 68851), (496, 57746), (806, 35536), (992, 28873), (1612, 17768), (2221, 12896), (3224, 8884), (4442, 6448)]