2783454505

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1801}}^1$

素因数の和:1922

約数の個数: 48

約数和(自身を含む): 3798904320

約数和(自身を除く): 1015449815

約数列:

[1, 5, 13, 31, 59, 65, 155, 169, 295, 403, 767, 845, 1801, 1829, 2015, 3835, 5239, 9005, 9145, 9971, 23413, 23777, 26195, 49855, 55831, 106259, 117065, 118885, 279155, 304369, 309101, 531295, 725803, 1381367, 1521845, 1545505, 3294029, 3629015, 6906835, 9435439, 16470145, 17957771, 42822377, 47177195, 89788855, 214111885, 556690901, 2783454505]

約数ペア:

[(1, 2783454505), (5, 556690901), (13, 214111885), (31, 89788855), (59, 47177195), (65, 42822377), (155, 17957771), (169, 16470145), (295, 9435439), (403, 6906835), (767, 3629015), (845, 3294029), (1801, 1545505), (1829, 1521845), (2015, 1381367), (3835, 725803), (5239, 531295), (9005, 309101), (9145, 304369), (9971, 279155), (23413, 118885), (23777, 117065), (26195, 106259), (49855, 55831)]