142046905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 231952896

約数和(自身を除く): 89905991

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 101, 143, 281, 385, 455, 505, 707, 715, 1001, 1111, 1313, 1405, 1967, 3091, 3535, 3653, 5005, 5555, 6565, 7777, 9191, 9835, 14443, 15455, 18265, 21637, 25571, 28381, 38885, 40183, 45955, 72215, 101101, 108185, 127855, 141905, 198667, 200915, 281281, 312191, 368953, 505505, 993335, 1406405, 1560955, 1844765, 2185337, 2582671, 4058483, 10926685, 12913355, 20292415, 28409381, 142046905]

約数ペア:

[(1, 142046905), (5, 28409381), (7, 20292415), (11, 12913355), (13, 10926685), (35, 4058483), (55, 2582671), (65, 2185337), (77, 1844765), (91, 1560955), (101, 1406405), (143, 993335), (281, 505505), (385, 368953), (455, 312191), (505, 281281), (707, 200915), (715, 198667), (1001, 141905), (1111, 127855), (1313, 108185), (1405, 101101), (1967, 72215), (3091, 45955), (3535, 40183), (3653, 38885), (5005, 28381), (5555, 25571), (6565, 21637), (7777, 18265), (9191, 15455), (9835, 14443)]