1561178115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1109}}^1$

素因数の和:1277

約数の個数: 96

約数和(自身を含む): 3199996800

約数和(自身を除く): 1638818685

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 109, 123, 205, 287, 315, 327, 369, 545, 615, 763, 861, 981, 1109, 1435, 1635, 1845, 2289, 2583, 3327, 3815, 4305, 4469, 4905, 5545, 6867, 7763, 9981, 11445, 12915, 13407, 16635, 22345, 23289, 31283, 34335, 38815, 40221, 45469, 49905, 67035, 69867, 93849, 116445, 120881, 136407, 156415, 201105, 227345, 281547, 318283, 349335, 362643, 409221, 469245, 604405, 682035, 846167, 954849, 1087929, 1407735, 1591415, 1813215, 2046105, 2538501, 2864547, 4230835, 4774245, 4956121, 5439645, 7615503, 12692505, 14322735, 14868363, 24780605, 34692847, 38077515, 44605089, 74341815, 104078541, 173464235, 223025445, 312235623, 520392705, 1561178115]

約数ペア:

[(1, 1561178115), (3, 520392705), (5, 312235623), (7, 223025445), (9, 173464235), (15, 104078541), (21, 74341815), (35, 44605089), (41, 38077515), (45, 34692847), (63, 24780605), (105, 14868363), (109, 14322735), (123, 12692505), (205, 7615503), (287, 5439645), (315, 4956121), (327, 4774245), (369, 4230835), (545, 2864547), (615, 2538501), (763, 2046105), (861, 1813215), (981, 1591415), (1109, 1407735), (1435, 1087929), (1635, 954849), (1845, 846167), (2289, 682035), (2583, 604405), (3327, 469245), (3815, 409221), (4305, 362643), (4469, 349335), (4905, 318283), (5545, 281547), (6867, 227345), (7763, 201105), (9981, 156415), (11445, 136407), (12915, 120881), (13407, 116445), (16635, 93849), (22345, 69867), (23289, 67035), (31283, 49905), (34335, 45469), (38815, 40221)]