397345286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1657}}^1$

素因数の和:2096

約数の個数: 32

約数和(自身を含む): 671848128

約数和(自身を除く): 274502842

約数列:

[1, 2, 13, 23, 26, 46, 299, 401, 598, 802, 1657, 3314, 5213, 9223, 10426, 18446, 21541, 38111, 43082, 76222, 119899, 239798, 495443, 664457, 990886, 1328914, 8637941, 15282511, 17275882, 30565022, 198672643, 397345286]

約数ペア:

[(1, 397345286), (2, 198672643), (13, 30565022), (23, 17275882), (26, 15282511), (46, 8637941), (299, 1328914), (401, 990886), (598, 664457), (802, 495443), (1657, 239798), (3314, 119899), (5213, 76222), (9223, 43082), (10426, 38111), (18446, 21541)]