66218265

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 120901248

約数和(自身を除く): 54682983

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 137, 207, 345, 411, 467, 685, 1035, 1233, 1401, 2055, 2335, 3151, 4203, 6165, 7005, 9453, 10741, 15755, 21015, 28359, 32223, 47265, 53705, 63979, 96669, 141795, 161115, 191937, 319895, 483345, 575811, 959685, 1471517, 2879055, 4414551, 7357585, 13243653, 22072755, 66218265]

約数ペア:

[(1, 66218265), (3, 22072755), (5, 13243653), (9, 7357585), (15, 4414551), (23, 2879055), (45, 1471517), (69, 959685), (115, 575811), (137, 483345), (207, 319895), (345, 191937), (411, 161115), (467, 141795), (685, 96669), (1035, 63979), (1233, 53705), (1401, 47265), (2055, 32223), (2335, 28359), (3151, 21015), (4203, 15755), (6165, 10741), (7005, 9453)]