201849894405

素因数分解:

$3^4\times 5^1\times {\mathrm{498394801}}^1$

素因数の和:498394818

約数の個数: 20

約数和(自身を含む): 361834626252

約数和(自身を除く): 159984731847

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 498394801, 1495184403, 2491974005, 4485553209, 7475922015, 13456659627, 22427766045, 40369978881, 67283298135, 201849894405]

約数ペア:

[(1, 201849894405), (3, 67283298135), (5, 40369978881), (9, 22427766045), (15, 13456659627), (27, 7475922015), (45, 4485553209), (81, 2491974005), (135, 1495184403), (405, 498394801)]