208529286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{19319}}^1$

素因数の和:19588

約数の個数: 32

約数和(自身を含む): 478517760

約数和(自身を除く): 269988474

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 257, 514, 771, 1542, 1799, 3598, 5397, 10794, 19319, 38638, 57957, 115914, 135233, 270466, 405699, 811398, 4964983, 9929966, 14894949, 29789898, 34754881, 69509762, 104264643, 208529286]

約数ペア:

[(1, 208529286), (2, 104264643), (3, 69509762), (6, 34754881), (7, 29789898), (14, 14894949), (21, 9929966), (42, 4964983), (257, 811398), (514, 405699), (771, 270466), (1542, 135233), (1799, 115914), (3598, 57957), (5397, 38638), (10794, 19319)]