28760368

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19753}}^1$

素因数の和:19781

約数の個数: 40

約数和(自身を含む): 68585888

約数和(自身を除く): 39825520

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19753, 39506, 79012, 138271, 158024, 256789, 276542, 316048, 513578, 553084, 1027156, 1106168, 1797523, 2054312, 2212336, 3595046, 4108624, 7190092, 14380184, 28760368]

約数ペア:

[(1, 28760368), (2, 14380184), (4, 7190092), (7, 4108624), (8, 3595046), (13, 2212336), (14, 2054312), (16, 1797523), (26, 1106168), (28, 1027156), (52, 553084), (56, 513578), (91, 316048), (104, 276542), (112, 256789), (182, 158024), (208, 138271), (364, 79012), (728, 39506), (1456, 19753)]