16491783

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 64

約数和(自身を含む): 29491200

約数和(自身を除く): 12999417

約数列:

[1, 3, 7, 11, 21, 31, 33, 47, 49, 77, 93, 141, 147, 217, 231, 329, 341, 343, 517, 539, 651, 987, 1023, 1029, 1457, 1519, 1551, 1617, 2303, 2387, 3619, 3773, 4371, 4557, 6909, 7161, 10199, 10633, 10857, 11319, 16027, 16121, 16709, 25333, 30597, 31899, 48081, 48363, 50127, 71393, 75999, 112189, 116963, 177331, 214179, 336567, 350889, 499751, 531993, 785323, 1499253, 2355969, 5497261, 16491783]

約数ペア:

[(1, 16491783), (3, 5497261), (7, 2355969), (11, 1499253), (21, 785323), (31, 531993), (33, 499751), (47, 350889), (49, 336567), (77, 214179), (93, 177331), (141, 116963), (147, 112189), (217, 75999), (231, 71393), (329, 50127), (341, 48363), (343, 48081), (517, 31899), (539, 30597), (651, 25333), (987, 16709), (1023, 16121), (1029, 16027), (1457, 11319), (1519, 10857), (1551, 10633), (1617, 10199), (2303, 7161), (2387, 6909), (3619, 4557), (3773, 4371)]