257356502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{13007}}^1$

素因数の和:13783

約数の個数: 16

約数和(自身を含む): 416308032

約数和(自身を除く): 158951530

約数列:

[1, 2, 13, 26, 761, 1522, 9893, 13007, 19786, 26014, 169091, 338182, 9898327, 19796654, 128678251, 257356502]

約数ペア:

[(1, 257356502), (2, 128678251), (13, 19796654), (26, 9898327), (761, 338182), (1522, 169091), (9893, 26014), (13007, 19786)]