64888173

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{359}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 113817600

約数和(自身を除く): 48929427

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 151, 171, 359, 399, 453, 1057, 1077, 1197, 1359, 2513, 2869, 3171, 3231, 6821, 7539, 8607, 9513, 20083, 20463, 22617, 25821, 47747, 54209, 60249, 61389, 143241, 162627, 180747, 379463, 429723, 487881, 1029971, 1138389, 3089913, 3415167, 7209797, 9269739, 21629391, 64888173]

約数ペア:

[(1, 64888173), (3, 21629391), (7, 9269739), (9, 7209797), (19, 3415167), (21, 3089913), (57, 1138389), (63, 1029971), (133, 487881), (151, 429723), (171, 379463), (359, 180747), (399, 162627), (453, 143241), (1057, 61389), (1077, 60249), (1197, 54209), (1359, 47747), (2513, 25821), (2869, 22617), (3171, 20463), (3231, 20083), (6821, 9513), (7539, 8607)]