28253498

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 54046944

約数和(自身を除く): 25793446

約数列:

[1, 2, 7, 13, 14, 26, 49, 67, 91, 98, 134, 182, 331, 469, 637, 662, 871, 938, 1274, 1742, 2317, 3283, 4303, 4634, 6097, 6566, 8606, 12194, 16219, 22177, 30121, 32438, 42679, 44354, 60242, 85358, 155239, 210847, 288301, 310478, 421694, 576602, 1086673, 2018107, 2173346, 4036214, 14126749, 28253498]

約数ペア:

[(1, 28253498), (2, 14126749), (7, 4036214), (13, 2173346), (14, 2018107), (26, 1086673), (49, 576602), (67, 421694), (91, 310478), (98, 288301), (134, 210847), (182, 155239), (331, 85358), (469, 60242), (637, 44354), (662, 42679), (871, 32438), (938, 30121), (1274, 22177), (1742, 16219), (2317, 12194), (3283, 8606), (4303, 6566), (4634, 6097)]