71928339

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{353}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 113823744

約数和(自身を除く): 41895405

約数列:

[1, 3, 7, 21, 31, 93, 217, 313, 353, 651, 939, 1059, 2191, 2471, 6573, 7413, 9703, 10943, 29109, 32829, 67921, 76601, 110489, 203763, 229803, 331467, 773423, 2320269, 3425159, 10275477, 23976113, 71928339]

約数ペア:

[(1, 71928339), (3, 23976113), (7, 10275477), (21, 3425159), (31, 2320269), (93, 773423), (217, 331467), (313, 229803), (353, 203763), (651, 110489), (939, 76601), (1059, 67921), (2191, 32829), (2471, 29109), (6573, 10943), (7413, 9703)]