38178921

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 57480192

約数和(自身を除く): 19301271

約数列:

[1, 3, 11, 33, 53, 83, 159, 249, 263, 583, 789, 913, 1749, 2739, 2893, 4399, 8679, 13197, 13939, 21829, 41817, 48389, 65487, 145167, 153329, 240119, 459987, 720357, 1156937, 3470811, 12726307, 38178921]

約数ペア:

[(1, 38178921), (3, 12726307), (11, 3470811), (33, 1156937), (53, 720357), (83, 459987), (159, 240119), (249, 153329), (263, 145167), (583, 65487), (789, 48389), (913, 41817), (1749, 21829), (2739, 13939), (2893, 13197), (4399, 8679)]