64821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:92

約数の個数: 16

約数和(自身を含む): 96768

約数和(自身を除く): 31947

約数列:

[1, 3, 17, 31, 41, 51, 93, 123, 527, 697, 1271, 1581, 2091, 3813, 21607, 64821]

約数ペア:

[(1, 64821), (3, 21607), (17, 3813), (31, 2091), (41, 1581), (51, 1271), (93, 697), (123, 527)]