1221745993

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1\times {\mathrm{6961}}^1$

素因数の和:7584

約数の個数: 16

約数和(自身を含む): 1375468416

約数和(自身を除く): 153722423

約数列:

[1, 13, 23, 299, 587, 6961, 7631, 13501, 90493, 160103, 175513, 2081339, 4086107, 53119391, 93980461, 1221745993]

約数ペア:

[(1, 1221745993), (13, 93980461), (23, 53119391), (299, 4086107), (587, 2081339), (6961, 175513), (7631, 160103), (13501, 90493)]