3959505

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 7899840

約数和(自身を除く): 3940335

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 421, 495, 627, 855, 1045, 1263, 1881, 2105, 3135, 3789, 4631, 6315, 7999, 9405, 13893, 18945, 23155, 23997, 39995, 41679, 69465, 71991, 87989, 119985, 208395, 263967, 359955, 439945, 791901, 1319835, 3959505]

約数ペア:

[(1, 3959505), (3, 1319835), (5, 791901), (9, 439945), (11, 359955), (15, 263967), (19, 208395), (33, 119985), (45, 87989), (55, 71991), (57, 69465), (95, 41679), (99, 39995), (165, 23997), (171, 23155), (209, 18945), (285, 13893), (421, 9405), (495, 7999), (627, 6315), (855, 4631), (1045, 3789), (1263, 3135), (1881, 2105)]