28173366

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{599}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 68544000

約数和(自身を除く): 40370634

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 67, 78, 117, 134, 201, 234, 351, 402, 599, 603, 702, 871, 1198, 1206, 1742, 1797, 1809, 2613, 3594, 3618, 5226, 5391, 7787, 7839, 10782, 15574, 15678, 16173, 23361, 23517, 32346, 40133, 46722, 47034, 70083, 80266, 120399, 140166, 210249, 240798, 361197, 420498, 521729, 722394, 1043458, 1083591, 1565187, 2167182, 3130374, 4695561, 9391122, 14086683, 28173366]

約数ペア:

[(1, 28173366), (2, 14086683), (3, 9391122), (6, 4695561), (9, 3130374), (13, 2167182), (18, 1565187), (26, 1083591), (27, 1043458), (39, 722394), (54, 521729), (67, 420498), (78, 361197), (117, 240798), (134, 210249), (201, 140166), (234, 120399), (351, 80266), (402, 70083), (599, 47034), (603, 46722), (702, 40133), (871, 32346), (1198, 23517), (1206, 23361), (1742, 16173), (1797, 15678), (1809, 15574), (2613, 10782), (3594, 7839), (3618, 7787), (5226, 5391)]