1818378045

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53239}}^1$

素因数の和:53287

約数の個数: 64

約数和(自身を含む): 3679948800

約数和(自身を除く): 1861570755

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 99, 115, 135, 165, 207, 253, 297, 345, 495, 621, 759, 1035, 1265, 1485, 2277, 3105, 3795, 6831, 11385, 34155, 53239, 159717, 266195, 479151, 585629, 798585, 1224497, 1437453, 1756887, 2395755, 2928145, 3673491, 5270661, 6122485, 7187265, 8784435, 11020473, 13469467, 15811983, 18367455, 26353305, 33061419, 40408401, 55102365, 67347335, 79059915, 121225203, 165307095, 202042005, 363675609, 606126015, 1818378045]

約数ペア:

[(1, 1818378045), (3, 606126015), (5, 363675609), (9, 202042005), (11, 165307095), (15, 121225203), (23, 79059915), (27, 67347335), (33, 55102365), (45, 40408401), (55, 33061419), (69, 26353305), (99, 18367455), (115, 15811983), (135, 13469467), (165, 11020473), (207, 8784435), (253, 7187265), (297, 6122485), (345, 5270661), (495, 3673491), (621, 2928145), (759, 2395755), (1035, 1756887), (1265, 1437453), (1485, 1224497), (2277, 798585), (3105, 585629), (3795, 479151), (6831, 266195), (11385, 159717), (34155, 53239)]