4156915

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 36

約数和(自身を含む): 6254496

約数和(自身を除く): 2097581

約数列:

[1, 5, 7, 19, 35, 47, 49, 95, 133, 235, 245, 329, 361, 665, 893, 931, 1645, 1805, 2303, 2527, 4465, 4655, 6251, 11515, 12635, 16967, 17689, 31255, 43757, 84835, 88445, 118769, 218785, 593845, 831383, 4156915]

約数ペア:

[(1, 4156915), (5, 831383), (7, 593845), (19, 218785), (35, 118769), (47, 88445), (49, 84835), (95, 43757), (133, 31255), (235, 17689), (245, 16967), (329, 12635), (361, 11515), (665, 6251), (893, 4655), (931, 4465), (1645, 2527), (1805, 2303)]