28956328

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 55814400

約数和(自身を除く): 26858072

約数列:

[1, 2, 4, 8, 67, 89, 134, 178, 268, 356, 536, 607, 712, 1214, 2428, 4856, 5963, 11926, 23852, 40669, 47704, 54023, 81338, 108046, 162676, 216092, 325352, 432184, 3619541, 7239082, 14478164, 28956328]

約数ペア:

[(1, 28956328), (2, 14478164), (4, 7239082), (8, 3619541), (67, 432184), (89, 325352), (134, 216092), (178, 162676), (268, 108046), (356, 81338), (536, 54023), (607, 47704), (712, 40669), (1214, 23852), (2428, 11926), (4856, 5963)]