16728127

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 18

約数和(自身を含む): 18898776

約数和(自身を除く): 2170649

約数列:

[1, 13, 31, 103, 169, 403, 961, 1339, 3193, 5239, 12493, 17407, 41509, 98983, 162409, 539617, 1286779, 16728127]

約数ペア:

[(1, 16728127), (13, 1286779), (31, 539617), (103, 162409), (169, 98983), (403, 41509), (961, 17407), (1339, 12493), (3193, 5239)]