291238441

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1613}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 357920640

約数和(自身を除く): 66682199

約数列:

[1, 13, 17, 19, 43, 221, 247, 323, 559, 731, 817, 1613, 4199, 9503, 10621, 13889, 20969, 27421, 30647, 69359, 180557, 356473, 398411, 520999, 901667, 1179103, 1317821, 6772987, 15328339, 17131673, 22402957, 291238441]

約数ペア:

[(1, 291238441), (13, 22402957), (17, 17131673), (19, 15328339), (43, 6772987), (221, 1317821), (247, 1179103), (323, 901667), (559, 520999), (731, 398411), (817, 356473), (1613, 180557), (4199, 69359), (9503, 30647), (10621, 27421), (13889, 20969)]