405736245

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 743513472

約数和(自身を除く): 337777227

約数列:

[1, 3, 5, 9, 15, 29, 45, 71, 87, 145, 151, 213, 261, 355, 435, 453, 639, 755, 841, 1065, 1305, 1359, 2059, 2265, 2523, 3195, 4205, 4379, 6177, 6795, 7569, 10295, 10721, 12615, 13137, 18531, 21895, 30885, 32163, 37845, 39411, 53605, 59711, 65685, 92655, 96489, 126991, 160815, 179133, 197055, 298555, 310909, 380973, 482445, 537399, 634955, 895665, 932727, 1142919, 1554545, 1904865, 2686995, 2798181, 4663635, 5714595, 9016361, 13990905, 27049083, 45081805, 81147249, 135245415, 405736245]

約数ペア:

[(1, 405736245), (3, 135245415), (5, 81147249), (9, 45081805), (15, 27049083), (29, 13990905), (45, 9016361), (71, 5714595), (87, 4663635), (145, 2798181), (151, 2686995), (213, 1904865), (261, 1554545), (355, 1142919), (435, 932727), (453, 895665), (639, 634955), (755, 537399), (841, 482445), (1065, 380973), (1305, 310909), (1359, 298555), (2059, 197055), (2265, 179133), (2523, 160815), (3195, 126991), (4205, 96489), (4379, 92655), (6177, 65685), (6795, 59711), (7569, 53605), (10295, 39411), (10721, 37845), (12615, 32163), (13137, 30885), (18531, 21895)]