172788945

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{12373}}^1$

素因数の和:12414

約数の個数: 48

約数和(自身を含む): 338552640

約数和(自身を除く): 165763695

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1995, 2793, 4655, 12373, 13965, 37119, 61865, 86611, 185595, 235087, 259833, 433055, 606277, 705261, 1175435, 1299165, 1645609, 1818831, 3031385, 3526305, 4936827, 8228045, 9094155, 11519263, 24684135, 34557789, 57596315, 172788945]

約数ペア:

[(1, 172788945), (3, 57596315), (5, 34557789), (7, 24684135), (15, 11519263), (19, 9094155), (21, 8228045), (35, 4936827), (49, 3526305), (57, 3031385), (95, 1818831), (105, 1645609), (133, 1299165), (147, 1175435), (245, 705261), (285, 606277), (399, 433055), (665, 259833), (735, 235087), (931, 185595), (1995, 86611), (2793, 61865), (4655, 37119), (12373, 13965)]