67740561

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{17627}}^1$

素因数の和:17701

約数の個数: 24

約数和(自身を含む): 113665344

約数和(自身を除く): 45924783

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 17627, 52881, 123389, 158643, 370167, 1075247, 1110501, 3225741, 7526729, 9677223, 22580187, 67740561]

約数ペア:

[(1, 67740561), (3, 22580187), (7, 9677223), (9, 7526729), (21, 3225741), (61, 1110501), (63, 1075247), (183, 370167), (427, 158643), (549, 123389), (1281, 52881), (3843, 17627)]