3971695

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 6320160

約数和(自身を除く): 2348465

約数列:

[1, 5, 7, 13, 29, 35, 43, 49, 65, 91, 145, 203, 215, 245, 301, 377, 455, 559, 637, 1015, 1247, 1421, 1505, 1885, 2107, 2639, 2795, 3185, 3913, 6235, 7105, 8729, 10535, 13195, 16211, 18473, 19565, 27391, 43645, 61103, 81055, 92365, 113477, 136955, 305515, 567385, 794339, 3971695]

約数ペア:

[(1, 3971695), (5, 794339), (7, 567385), (13, 305515), (29, 136955), (35, 113477), (43, 92365), (49, 81055), (65, 61103), (91, 43645), (145, 27391), (203, 19565), (215, 18473), (245, 16211), (301, 13195), (377, 10535), (455, 8729), (559, 7105), (637, 6235), (1015, 3913), (1247, 3185), (1421, 2795), (1505, 2639), (1885, 2107)]