201718215

素因数分解:

$3^3\times 5^1\times {\mathrm{773}}^1\times {\mathrm{1933}}^1$

素因数の和:2720

約数の個数: 32

約数和(自身を含む): 359259840

約数和(自身を除く): 157541625

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 773, 1933, 2319, 3865, 5799, 6957, 9665, 11595, 17397, 20871, 28995, 34785, 52191, 86985, 104355, 260955, 1494209, 4482627, 7471045, 13447881, 22413135, 40343643, 67239405, 201718215]

約数ペア:

[(1, 201718215), (3, 67239405), (5, 40343643), (9, 22413135), (15, 13447881), (27, 7471045), (45, 4482627), (135, 1494209), (773, 260955), (1933, 104355), (2319, 86985), (3865, 52191), (5799, 34785), (6957, 28995), (9665, 20871), (11595, 17397)]