244139721

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{611879}}^1$

素因数の和:611908

約数の個数: 16

約数和(自身を含む): 391603200

約数和(自身を除く): 147463479

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 611879, 1835637, 4283153, 11625701, 12849459, 34877103, 81379907, 244139721]

約数ペア:

[(1, 244139721), (3, 81379907), (7, 34877103), (19, 12849459), (21, 11625701), (57, 4283153), (133, 1835637), (399, 611879)]