78627231

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{727}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 116180064

約数和(自身を除く): 37552833

約数列:

[1, 3, 9, 61, 183, 197, 549, 591, 727, 1773, 2181, 6543, 12017, 36051, 44347, 108153, 133041, 143219, 399123, 429657, 1288971, 8736359, 26209077, 78627231]

約数ペア:

[(1, 78627231), (3, 26209077), (9, 8736359), (61, 1288971), (183, 429657), (197, 399123), (549, 143219), (591, 133041), (727, 108153), (1773, 44347), (2181, 36051), (6543, 12017)]