17742771

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 26254800

約数和(自身を除く): 8512029

約数列:

[1, 3, 9, 101, 131, 149, 303, 393, 447, 909, 1179, 1341, 13231, 15049, 19519, 39693, 45147, 58557, 119079, 135441, 175671, 1971419, 5914257, 17742771]

約数ペア:

[(1, 17742771), (3, 5914257), (9, 1971419), (101, 175671), (131, 135441), (149, 119079), (303, 58557), (393, 45147), (447, 39693), (909, 19519), (1179, 15049), (1341, 13231)]