28139358

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{983}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 60834816

約数和(自身を除く): 32695458

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 367, 734, 983, 1101, 1966, 2202, 2949, 4771, 5898, 9542, 12779, 14313, 25558, 28626, 38337, 76674, 360761, 721522, 1082283, 2164566, 4689893, 9379786, 14069679, 28139358]

約数ペア:

[(1, 28139358), (2, 14069679), (3, 9379786), (6, 4689893), (13, 2164566), (26, 1082283), (39, 721522), (78, 360761), (367, 76674), (734, 38337), (983, 28626), (1101, 25558), (1966, 14313), (2202, 12779), (2949, 9542), (4771, 5898)]