1320808005

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{38671}}^1$

素因数の和:38719

約数の個数: 64

約数和(自身を含む): 2673008640

約数和(自身を除く): 1352200635

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, 38671, 116013, 193355, 348039, 425381, 580065, 889433, 1044117, 1276143, 1740195, 2126905, 2668299, 3828429, 4447165, 5220585, 6380715, 8004897, 9783763, 11485287, 13341495, 19142145, 24014691, 29351289, 40024485, 48918815, 57426435, 88053867, 120073455, 146756445, 264161601, 440269335, 1320808005]

約数ペア:

[(1, 1320808005), (3, 440269335), (5, 264161601), (9, 146756445), (11, 120073455), (15, 88053867), (23, 57426435), (27, 48918815), (33, 40024485), (45, 29351289), (55, 24014691), (69, 19142145), (99, 13341495), (115, 11485287), (135, 9783763), (165, 8004897), (207, 6380715), (253, 5220585), (297, 4447165), (345, 3828429), (495, 2668299), (621, 2126905), (759, 1740195), (1035, 1276143), (1265, 1044117), (1485, 889433), (2277, 580065), (3105, 425381), (3795, 348039), (6831, 193355), (11385, 116013), (34155, 38671)]