1999858473

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{37}}^2\times {\mathrm{193}}^1$

素因数の和:331

約数の個数: 54

約数和(自身を含む): 3090703434

約数和(自身を除く): 1090844961

約数列:

[1, 3, 9, 29, 37, 87, 111, 193, 261, 333, 579, 841, 1073, 1369, 1737, 2523, 3219, 4107, 5597, 7141, 7569, 9657, 12321, 16791, 21423, 31117, 39701, 50373, 64269, 93351, 119103, 162313, 207089, 264217, 280053, 357309, 486939, 621267, 792651, 1151329, 1460817, 1863801, 2377953, 3453987, 6005581, 7662293, 10361961, 18016743, 22986879, 54050229, 68960637, 222206497, 666619491, 1999858473]

約数ペア:

[(1, 1999858473), (3, 666619491), (9, 222206497), (29, 68960637), (37, 54050229), (87, 22986879), (111, 18016743), (193, 10361961), (261, 7662293), (333, 6005581), (579, 3453987), (841, 2377953), (1073, 1863801), (1369, 1460817), (1737, 1151329), (2523, 792651), (3219, 621267), (4107, 486939), (5597, 357309), (7141, 280053), (7569, 264217), (9657, 207089), (12321, 162313), (16791, 119103), (21423, 93351), (31117, 64269), (39701, 50373)]