220299443

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:796

約数の個数: 36

約数和(自身を含む): 285392160

約数和(自身を除く): 65092717

約数列:

[1, 7, 13, 37, 49, 91, 169, 259, 481, 637, 719, 1183, 1813, 3367, 5033, 6253, 8281, 9347, 23569, 26603, 35231, 43771, 65429, 121511, 186221, 306397, 345839, 458003, 850577, 1303547, 2420873, 4495907, 5954039, 16946111, 31471349, 220299443]

約数ペア:

[(1, 220299443), (7, 31471349), (13, 16946111), (37, 5954039), (49, 4495907), (91, 2420873), (169, 1303547), (259, 850577), (481, 458003), (637, 345839), (719, 306397), (1183, 186221), (1813, 121511), (3367, 65429), (5033, 43771), (6253, 35231), (8281, 26603), (9347, 23569)]