3890979505

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{4243}}^1$

素因数の和:4478

約数の個数: 48

約数和(自身を含む): 5747734080

約数和(自身を除く): 1856754575

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 197, 245, 665, 931, 985, 1379, 3743, 4243, 4655, 6895, 9653, 18715, 21215, 26201, 29701, 48265, 80617, 131005, 148505, 183407, 207907, 403085, 564319, 835871, 917035, 1039535, 2821595, 3950233, 4179355, 5851097, 15881549, 19751165, 29255485, 40957679, 79407745, 111170843, 204788395, 555854215, 778195901, 3890979505]

約数ペア:

[(1, 3890979505), (5, 778195901), (7, 555854215), (19, 204788395), (35, 111170843), (49, 79407745), (95, 40957679), (133, 29255485), (197, 19751165), (245, 15881549), (665, 5851097), (931, 4179355), (985, 3950233), (1379, 2821595), (3743, 1039535), (4243, 917035), (4655, 835871), (6895, 564319), (9653, 403085), (18715, 207907), (21215, 183407), (26201, 148505), (29701, 131005), (48265, 80617)]