2279992001

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:164

約数の個数: 80

約数和(自身を含む): 3049280640

約数和(自身を除く): 769288639

約数列:

[1, 7, 19, 23, 41, 49, 53, 133, 161, 287, 343, 371, 437, 779, 931, 943, 1007, 1127, 1219, 2009, 2173, 2401, 2597, 3059, 5453, 6517, 6601, 7049, 7889, 8533, 14063, 15211, 17917, 18179, 21413, 23161, 38171, 41287, 45619, 46207, 49343, 49979, 55223, 59731, 98441, 106477, 125419, 127253, 149891, 162127, 267197, 289009, 323449, 345401, 349853, 418117, 745339, 877933, 949601, 1049237, 1134889, 1870379, 2023063, 2264143, 2417807, 2448971, 2926819, 5217373, 6145531, 6647207, 7944223, 14161441, 17142797, 43018717, 46530449, 55609561, 99130087, 119999579, 325713143, 2279992001]

約数ペア:

[(1, 2279992001), (7, 325713143), (19, 119999579), (23, 99130087), (41, 55609561), (49, 46530449), (53, 43018717), (133, 17142797), (161, 14161441), (287, 7944223), (343, 6647207), (371, 6145531), (437, 5217373), (779, 2926819), (931, 2448971), (943, 2417807), (1007, 2264143), (1127, 2023063), (1219, 1870379), (2009, 1134889), (2173, 1049237), (2401, 949601), (2597, 877933), (3059, 745339), (5453, 418117), (6517, 349853), (6601, 345401), (7049, 323449), (7889, 289009), (8533, 267197), (14063, 162127), (15211, 149891), (17917, 127253), (18179, 125419), (21413, 106477), (23161, 98441), (38171, 59731), (41287, 55223), (45619, 49979), (46207, 49343)]