7874979

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 12664320

約数和(自身を除く): 4789341

約数列:

[1, 3, 7, 21, 29, 67, 87, 193, 201, 203, 469, 579, 609, 1351, 1407, 1943, 4053, 5597, 5829, 12931, 13601, 16791, 38793, 39179, 40803, 90517, 117537, 271551, 374999, 1124997, 2624993, 7874979]

約数ペア:

[(1, 7874979), (3, 2624993), (7, 1124997), (21, 374999), (29, 271551), (67, 117537), (87, 90517), (193, 40803), (201, 39179), (203, 38793), (469, 16791), (579, 13601), (609, 12931), (1351, 5829), (1407, 5597), (1943, 4053)]