31184829

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 50948352

約数和(自身を除く): 19763523

約数列:

[1, 3, 9, 13, 39, 47, 53, 107, 117, 141, 159, 321, 423, 477, 611, 689, 963, 1391, 1833, 2067, 2491, 4173, 5029, 5499, 5671, 6201, 7473, 12519, 15087, 17013, 22419, 32383, 45261, 51039, 65377, 73723, 97149, 196131, 221169, 266537, 291447, 588393, 663507, 799611, 2398833, 3464981, 10394943, 31184829]

約数ペア:

[(1, 31184829), (3, 10394943), (9, 3464981), (13, 2398833), (39, 799611), (47, 663507), (53, 588393), (107, 291447), (117, 266537), (141, 221169), (159, 196131), (321, 97149), (423, 73723), (477, 65377), (611, 51039), (689, 45261), (963, 32383), (1391, 22419), (1833, 17013), (2067, 15087), (2491, 12519), (4173, 7473), (5029, 6201), (5499, 5671)]