218994675

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1489}}^1$

素因数の和:1592

約数の個数: 48

約数和(自身を含む): 379127520

約数和(自身を除く): 160132845

約数列:

[1, 3, 5, 15, 25, 37, 53, 75, 111, 159, 185, 265, 555, 795, 925, 1325, 1489, 1961, 2775, 3975, 4467, 5883, 7445, 9805, 22335, 29415, 37225, 49025, 55093, 78917, 111675, 147075, 165279, 236751, 275465, 394585, 826395, 1183755, 1377325, 1972925, 2919929, 4131975, 5918775, 8759787, 14599645, 43798935, 72998225, 218994675]

約数ペア:

[(1, 218994675), (3, 72998225), (5, 43798935), (15, 14599645), (25, 8759787), (37, 5918775), (53, 4131975), (75, 2919929), (111, 1972925), (159, 1377325), (185, 1183755), (265, 826395), (555, 394585), (795, 275465), (925, 236751), (1325, 165279), (1489, 147075), (1961, 111675), (2775, 78917), (3975, 55093), (4467, 49025), (5883, 37225), (7445, 29415), (9805, 22335)]