1290843505

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1873}}^1$

素因数の和:2018

約数の個数: 48

約数和(自身を含む): 1884269520

約数和(自身を除く): 593426015

約数列:

[1, 5, 7, 29, 35, 49, 97, 145, 203, 245, 485, 679, 1015, 1421, 1873, 2813, 3395, 4753, 7105, 9365, 13111, 14065, 19691, 23765, 54317, 65555, 91777, 98455, 137837, 181681, 271585, 380219, 458885, 689185, 908405, 1271767, 1901095, 2661533, 5268749, 6358835, 8902369, 13307665, 26343745, 36881243, 44511845, 184406215, 258168701, 1290843505]

約数ペア:

[(1, 1290843505), (5, 258168701), (7, 184406215), (29, 44511845), (35, 36881243), (49, 26343745), (97, 13307665), (145, 8902369), (203, 6358835), (245, 5268749), (485, 2661533), (679, 1901095), (1015, 1271767), (1421, 908405), (1873, 689185), (2813, 458885), (3395, 380219), (4753, 271585), (7105, 181681), (9365, 137837), (13111, 98455), (14065, 91777), (19691, 65555), (23765, 54317)]