1820082747

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{8263}}^1$

素因数の和:8907

約数の個数: 32

約数和(自身を含む): 2941719552

約数和(自身を除く): 1121636805

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 617, 1851, 4319, 8263, 10489, 12957, 24789, 31467, 57841, 73423, 140471, 173523, 220269, 421413, 983297, 2949891, 5098271, 15294813, 35687897, 86670607, 107063691, 260011821, 606694249, 1820082747]

約数ペア:

[(1, 1820082747), (3, 606694249), (7, 260011821), (17, 107063691), (21, 86670607), (51, 35687897), (119, 15294813), (357, 5098271), (617, 2949891), (1851, 983297), (4319, 421413), (8263, 220269), (10489, 173523), (12957, 140471), (24789, 73423), (31467, 57841)]