249968355

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{26161}}^1$

素因数の和:26196

約数の個数: 48

約数和(自身を含む): 501054624

約数和(自身を除く): 251086269

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 9555, 26161, 78483, 130805, 183127, 340093, 392415, 549381, 915635, 1020279, 1281889, 1700465, 2380651, 2746905, 3845667, 5101395, 6409445, 7141953, 11903255, 16664557, 19228335, 35709765, 49993671, 83322785, 249968355]

約数ペア:

[(1, 249968355), (3, 83322785), (5, 49993671), (7, 35709765), (13, 19228335), (15, 16664557), (21, 11903255), (35, 7141953), (39, 6409445), (49, 5101395), (65, 3845667), (91, 2746905), (105, 2380651), (147, 1700465), (195, 1281889), (245, 1020279), (273, 915635), (455, 549381), (637, 392415), (735, 340093), (1365, 183127), (1911, 130805), (3185, 78483), (9555, 26161)]