315057957

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 453454848

約数和(自身を除く): 138396891

約数列:

[1, 3, 17, 51, 83, 249, 263, 283, 789, 849, 1411, 4233, 4471, 4811, 13413, 14433, 21829, 23489, 65487, 70467, 74429, 223287, 371093, 399313, 1113279, 1197939, 1265293, 3795879, 6177607, 18532821, 105019319, 315057957]

約数ペア:

[(1, 315057957), (3, 105019319), (17, 18532821), (51, 6177607), (83, 3795879), (249, 1265293), (263, 1197939), (283, 1113279), (789, 399313), (849, 371093), (1411, 223287), (4233, 74429), (4471, 70467), (4811, 65487), (13413, 23489), (14433, 21829)]