53900055

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:573

約数の個数: 72

約数和(自身を含む): 108304560

約数和(自身を除く): 54404505

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 121, 165, 171, 209, 285, 363, 495, 521, 605, 627, 855, 1045, 1089, 1563, 1815, 1881, 2299, 2605, 3135, 4689, 5445, 5731, 6897, 7815, 9405, 9899, 11495, 17193, 20691, 23445, 28655, 29697, 34485, 49495, 51579, 63041, 85965, 89091, 103455, 108889, 148485, 189123, 257895, 315205, 326667, 445455, 544445, 567369, 945615, 980001, 1197779, 1633335, 2836845, 3593337, 4900005, 5988895, 10780011, 17966685, 53900055]

約数ペア:

[(1, 53900055), (3, 17966685), (5, 10780011), (9, 5988895), (11, 4900005), (15, 3593337), (19, 2836845), (33, 1633335), (45, 1197779), (55, 980001), (57, 945615), (95, 567369), (99, 544445), (121, 445455), (165, 326667), (171, 315205), (209, 257895), (285, 189123), (363, 148485), (495, 108889), (521, 103455), (605, 89091), (627, 85965), (855, 63041), (1045, 51579), (1089, 49495), (1563, 34485), (1815, 29697), (1881, 28655), (2299, 23445), (2605, 20691), (3135, 17193), (4689, 11495), (5445, 9899), (5731, 9405), (6897, 7815)]