2219105

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 32

約数和(自身を含む): 3317760

約数和(自身を除く): 1098655

約数列:

[1, 5, 7, 19, 35, 47, 71, 95, 133, 235, 329, 355, 497, 665, 893, 1349, 1645, 2485, 3337, 4465, 6251, 6745, 9443, 16685, 23359, 31255, 47215, 63403, 116795, 317015, 443821, 2219105]

約数ペア:

[(1, 2219105), (5, 443821), (7, 317015), (19, 116795), (35, 63403), (47, 47215), (71, 31255), (95, 23359), (133, 16685), (235, 9443), (329, 6745), (355, 6251), (497, 4465), (665, 3337), (893, 2485), (1349, 1645)]