1988613

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 3201120

約数和(自身を除く): 1212507

約数列:

[1, 3, 9, 11, 33, 53, 99, 159, 379, 477, 583, 1137, 1749, 3411, 4169, 5247, 12507, 20087, 37521, 60261, 180783, 220957, 662871, 1988613]

約数ペア:

[(1, 1988613), (3, 662871), (9, 220957), (11, 180783), (33, 60261), (53, 37521), (99, 20087), (159, 12507), (379, 5247), (477, 4169), (583, 3411), (1137, 1749)]