28871752

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39659}}^1$

素因数の和:39685

約数の個数: 32

約数和(自身を含む): 66628800

約数和(自身を除く): 37757048

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 39659, 79318, 158636, 277613, 317272, 515567, 555226, 1031134, 1110452, 2062268, 2220904, 3608969, 4124536, 7217938, 14435876, 28871752]

約数ペア:

[(1, 28871752), (2, 14435876), (4, 7217938), (7, 4124536), (8, 3608969), (13, 2220904), (14, 2062268), (26, 1110452), (28, 1031134), (52, 555226), (56, 515567), (91, 317272), (104, 277613), (182, 158636), (364, 79318), (728, 39659)]