25982278

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 46430208

約数和(自身を除く): 20447930

約数列:

[1, 2, 7, 14, 31, 62, 131, 217, 262, 434, 457, 914, 917, 1834, 3199, 4061, 6398, 8122, 14167, 28334, 28427, 56854, 59867, 99169, 119734, 198338, 419069, 838138, 1855877, 3711754, 12991139, 25982278]

約数ペア:

[(1, 25982278), (2, 12991139), (7, 3711754), (14, 1855877), (31, 838138), (62, 419069), (131, 198338), (217, 119734), (262, 99169), (434, 59867), (457, 56854), (914, 28427), (917, 28334), (1834, 14167), (3199, 8122), (4061, 6398)]