194664519

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{359}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 350208000

約数和(自身を除く): 155543481

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 151, 171, 189, 359, 399, 453, 513, 1057, 1077, 1197, 1359, 2513, 2869, 3171, 3231, 3591, 4077, 6821, 7539, 8607, 9513, 9693, 20083, 20463, 22617, 25821, 28539, 47747, 54209, 60249, 61389, 67851, 77463, 143241, 162627, 180747, 184167, 379463, 429723, 487881, 542241, 1029971, 1138389, 1289169, 1463643, 3089913, 3415167, 7209797, 9269739, 10245501, 21629391, 27809217, 64888173, 194664519]

約数ペア:

[(1, 194664519), (3, 64888173), (7, 27809217), (9, 21629391), (19, 10245501), (21, 9269739), (27, 7209797), (57, 3415167), (63, 3089913), (133, 1463643), (151, 1289169), (171, 1138389), (189, 1029971), (359, 542241), (399, 487881), (453, 429723), (513, 379463), (1057, 184167), (1077, 180747), (1197, 162627), (1359, 143241), (2513, 77463), (2869, 67851), (3171, 61389), (3231, 60249), (3591, 54209), (4077, 47747), (6821, 28539), (7539, 25821), (8607, 22617), (9513, 20463), (9693, 20083)]