1206405

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 2358720

約数和(自身を除く): 1152315

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 83, 85, 95, 153, 171, 249, 255, 285, 323, 415, 747, 765, 855, 969, 1245, 1411, 1577, 1615, 2907, 3735, 4233, 4731, 4845, 7055, 7885, 12699, 14193, 14535, 21165, 23655, 26809, 63495, 70965, 80427, 134045, 241281, 402135, 1206405]

約数ペア:

[(1, 1206405), (3, 402135), (5, 241281), (9, 134045), (15, 80427), (17, 70965), (19, 63495), (45, 26809), (51, 23655), (57, 21165), (83, 14535), (85, 14193), (95, 12699), (153, 7885), (171, 7055), (249, 4845), (255, 4731), (285, 4233), (323, 3735), (415, 2907), (747, 1615), (765, 1577), (855, 1411), (969, 1245)]