42721899

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 66543360

約数和(自身を除く): 23821461

約数列:

[1, 3, 11, 19, 33, 57, 61, 183, 209, 627, 671, 1117, 1159, 2013, 3351, 3477, 12287, 12749, 21223, 36861, 38247, 63669, 68137, 204411, 233453, 700359, 749507, 1294603, 2248521, 3883809, 14240633, 42721899]

約数ペア:

[(1, 42721899), (3, 14240633), (11, 3883809), (19, 2248521), (33, 1294603), (57, 749507), (61, 700359), (183, 233453), (209, 204411), (627, 68137), (671, 63669), (1117, 38247), (1159, 36861), (2013, 21223), (3351, 12749), (3477, 12287)]