1731996721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1523}}^1\times {\mathrm{12497}}^1$

素因数の和:14040

約数の個数: 16

約数和(自身を含む): 2133258624

約数和(自身を除く): 401261903

約数列:

[1, 7, 13, 91, 1523, 10661, 12497, 19799, 87479, 138593, 162461, 1137227, 19032931, 133230517, 247428103, 1731996721]

約数ペア:

[(1, 1731996721), (7, 247428103), (13, 133230517), (91, 19032931), (1523, 1137227), (10661, 162461), (12497, 138593), (19799, 87479)]