838422145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1\times {\mathrm{431}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 1113398784

約数和(自身を除く): 274976639

約数列:

[1, 5, 11, 55, 113, 313, 431, 565, 1243, 1565, 2155, 3443, 4741, 6215, 17215, 23705, 35369, 48703, 134903, 176845, 243515, 389059, 535733, 674515, 1483933, 1945295, 2678665, 7419665, 15244039, 76220195, 167684429, 838422145]

約数ペア:

[(1, 838422145), (5, 167684429), (11, 76220195), (55, 15244039), (113, 7419665), (313, 2678665), (431, 1945295), (565, 1483933), (1243, 674515), (1565, 535733), (2155, 389059), (3443, 243515), (4741, 176845), (6215, 134903), (17215, 48703), (23705, 35369)]