7439445

素因数分解:

$3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:193

約数の個数: 56

約数和(自身を含む): 14506296

約数和(自身を除く): 7066851

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 157, 195, 243, 351, 405, 471, 585, 729, 785, 1053, 1215, 1413, 1755, 2041, 2355, 3159, 3645, 4239, 5265, 6123, 7065, 9477, 10205, 12717, 15795, 18369, 21195, 30615, 38151, 47385, 55107, 63585, 91845, 114453, 165321, 190755, 275535, 495963, 572265, 826605, 1487889, 2479815, 7439445]

約数ペア:

[(1, 7439445), (3, 2479815), (5, 1487889), (9, 826605), (13, 572265), (15, 495963), (27, 275535), (39, 190755), (45, 165321), (65, 114453), (81, 91845), (117, 63585), (135, 55107), (157, 47385), (195, 38151), (243, 30615), (351, 21195), (405, 18369), (471, 15795), (585, 12717), (729, 10205), (785, 9477), (1053, 7065), (1215, 6123), (1413, 5265), (1755, 4239), (2041, 3645), (2355, 3159)]