31690906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 52960320

約数和(自身を除く): 21269414

約数列:

[1, 2, 13, 26, 59, 73, 118, 146, 283, 566, 767, 949, 1534, 1898, 3679, 4307, 7358, 8614, 16697, 20659, 33394, 41318, 55991, 111982, 217061, 268567, 434122, 537134, 1218881, 2437762, 15845453, 31690906]

約数ペア:

[(1, 31690906), (2, 15845453), (13, 2437762), (26, 1218881), (59, 537134), (73, 434122), (118, 268567), (146, 217061), (283, 111982), (566, 55991), (767, 41318), (949, 33394), (1534, 20659), (1898, 16697), (3679, 8614), (4307, 7358)]