199976721

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{8009}}^1$

素因数の和:8089

約数の個数: 32

約数和(自身を含む): 322963200

約数和(自身を除く): 122986479

約数列:

[1, 3, 7, 21, 29, 41, 87, 123, 203, 287, 609, 861, 1189, 3567, 8009, 8323, 24027, 24969, 56063, 168189, 232261, 328369, 696783, 985107, 1625827, 2298583, 4877481, 6895749, 9522701, 28568103, 66658907, 199976721]

約数ペア:

[(1, 199976721), (3, 66658907), (7, 28568103), (21, 9522701), (29, 6895749), (41, 4877481), (87, 2298583), (123, 1625827), (203, 985107), (287, 696783), (609, 328369), (861, 232261), (1189, 168189), (3567, 56063), (8009, 24969), (8323, 24027)]