264018599

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 306561024

約数和(自身を除く): 42542425

約数列:

[1, 13, 31, 47, 53, 263, 403, 611, 689, 1457, 1643, 2491, 3419, 8153, 12361, 13939, 18941, 21359, 32383, 77221, 105989, 160693, 181207, 383191, 432109, 655133, 1003873, 4981483, 5617417, 8516729, 20309123, 264018599]

約数ペア:

[(1, 264018599), (13, 20309123), (31, 8516729), (47, 5617417), (53, 4981483), (263, 1003873), (403, 655133), (611, 432109), (689, 383191), (1457, 181207), (1643, 160693), (2491, 105989), (3419, 77221), (8153, 32383), (12361, 21359), (13939, 18941)]