28279356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5519}}^1$

素因数の和:5594

約数の個数: 48

約数和(自身を含む): 76661760

約数和(自身を除く): 48382404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 732, 854, 1281, 1708, 2562, 5124, 5519, 11038, 16557, 22076, 33114, 38633, 66228, 77266, 115899, 154532, 231798, 336659, 463596, 673318, 1009977, 1346636, 2019954, 2356613, 4039908, 4713226, 7069839, 9426452, 14139678, 28279356]

約数ペア:

[(1, 28279356), (2, 14139678), (3, 9426452), (4, 7069839), (6, 4713226), (7, 4039908), (12, 2356613), (14, 2019954), (21, 1346636), (28, 1009977), (42, 673318), (61, 463596), (84, 336659), (122, 231798), (183, 154532), (244, 115899), (366, 77266), (427, 66228), (732, 38633), (854, 33114), (1281, 22076), (1708, 16557), (2562, 11038), (5124, 5519)]