788651145

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{1439}}^1$

素因数の和:2110

約数の個数: 48

約数和(自身を含む): 1442188800

約数和(自身を除く): 653537655

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 641, 855, 1439, 1923, 3205, 4317, 5769, 7195, 9615, 12179, 12951, 21585, 27341, 28845, 36537, 60895, 64755, 82023, 109611, 136705, 182685, 246069, 410115, 548055, 922399, 1230345, 2767197, 4611995, 8301591, 13835985, 17525581, 41507955, 52576743, 87627905, 157730229, 262883715, 788651145]

約数ペア:

[(1, 788651145), (3, 262883715), (5, 157730229), (9, 87627905), (15, 52576743), (19, 41507955), (45, 17525581), (57, 13835985), (95, 8301591), (171, 4611995), (285, 2767197), (641, 1230345), (855, 922399), (1439, 548055), (1923, 410115), (3205, 246069), (4317, 182685), (5769, 136705), (7195, 109611), (9615, 82023), (12179, 64755), (12951, 60895), (21585, 36537), (27341, 28845)]