28683236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 55292160

約数和(自身を除く): 26608924

約数列:

[1, 2, 4, 19, 38, 43, 67, 76, 86, 131, 134, 172, 262, 268, 524, 817, 1273, 1634, 2489, 2546, 2881, 3268, 4978, 5092, 5633, 5762, 8777, 9956, 11266, 11524, 17554, 22532, 35108, 54739, 107027, 109478, 166763, 214054, 218956, 333526, 377411, 428108, 667052, 754822, 1509644, 7170809, 14341618, 28683236]

約数ペア:

[(1, 28683236), (2, 14341618), (4, 7170809), (19, 1509644), (38, 754822), (43, 667052), (67, 428108), (76, 377411), (86, 333526), (131, 218956), (134, 214054), (172, 166763), (262, 109478), (268, 107027), (524, 54739), (817, 35108), (1273, 22532), (1634, 17554), (2489, 11524), (2546, 11266), (2881, 9956), (3268, 8777), (4978, 5762), (5092, 5633)]