254978414

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1196

約数の個数: 32

約数和(自身を含む): 410598720

約数和(自身を除く): 155620306

約数列:

[1, 2, 23, 46, 61, 89, 122, 178, 1021, 1403, 2042, 2047, 2806, 4094, 5429, 10858, 23483, 46966, 62281, 90869, 124562, 124867, 181738, 249734, 1432463, 2089987, 2864926, 4179974, 5543009, 11086018, 127489207, 254978414]

約数ペア:

[(1, 254978414), (2, 127489207), (23, 11086018), (46, 5543009), (61, 4179974), (89, 2864926), (122, 2089987), (178, 1432463), (1021, 249734), (1403, 181738), (2042, 124867), (2047, 124562), (2806, 90869), (4094, 62281), (5429, 46966), (10858, 23483)]