1390452015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{286987}}^1$

素因数の和:287031

約数の個数: 32

約数和(自身を含む): 2479576320

約数和(自身を除く): 1089124305

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 286987, 860961, 1434935, 4304805, 4878779, 5452753, 14636337, 16358259, 24393895, 27263765, 73181685, 81791295, 92696801, 278090403, 463484005, 1390452015]

約数ペア:

[(1, 1390452015), (3, 463484005), (5, 278090403), (15, 92696801), (17, 81791295), (19, 73181685), (51, 27263765), (57, 24393895), (85, 16358259), (95, 14636337), (255, 5452753), (285, 4878779), (323, 4304805), (969, 1434935), (1615, 860961), (4845, 286987)]