64491986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{3931}}^1$

素因数の和:4577

約数の個数: 16

約数和(自身を含む): 104371008

約数和(自身を除く): 39879022

約数列:

[1, 2, 13, 26, 631, 1262, 3931, 7862, 8203, 16406, 51103, 102206, 2480461, 4960922, 32245993, 64491986]

約数ペア:

[(1, 64491986), (2, 32245993), (13, 4960922), (26, 2480461), (631, 102206), (1262, 51103), (3931, 16406), (7862, 8203)]