31182534

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1349

約数の個数: 48

約数和(自身を含む): 72150000

約数和(自身を除く): 40967466

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 438, 657, 1249, 1314, 1387, 2498, 2774, 3747, 4161, 7494, 8322, 11241, 12483, 22482, 23731, 24966, 47462, 71193, 91177, 142386, 182354, 213579, 273531, 427158, 547062, 820593, 1641186, 1732363, 3464726, 5197089, 10394178, 15591267, 31182534]

約数ペア:

[(1, 31182534), (2, 15591267), (3, 10394178), (6, 5197089), (9, 3464726), (18, 1732363), (19, 1641186), (38, 820593), (57, 547062), (73, 427158), (114, 273531), (146, 213579), (171, 182354), (219, 142386), (342, 91177), (438, 71193), (657, 47462), (1249, 24966), (1314, 23731), (1387, 22482), (2498, 12483), (2774, 11241), (3747, 8322), (4161, 7494)]