1856193885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23857}}^1$

素因数の和:23907

約数の個数: 96

約数和(自身を含む): 4168469760

約数和(自身を除く): 2312275875

約数列:

[1, 3, 5, 7, 9, 13, 15, 19, 21, 35, 39, 45, 57, 63, 65, 91, 95, 105, 117, 133, 171, 195, 247, 273, 285, 315, 399, 455, 585, 665, 741, 819, 855, 1197, 1235, 1365, 1729, 1995, 2223, 3705, 4095, 5187, 5985, 8645, 11115, 15561, 23857, 25935, 71571, 77805, 119285, 166999, 214713, 310141, 357855, 453283, 500997, 834995, 930423, 1073565, 1359849, 1502991, 1550705, 2170987, 2266415, 2504985, 2791269, 3172981, 4079547, 4652115, 5892679, 6512961, 6799245, 7514955, 9518943, 10854935, 13956345, 15864905, 17678037, 19538883, 20397735, 28556829, 29463395, 32564805, 41248753, 47594715, 53034111, 88390185, 97694415, 123746259, 142784145, 206243765, 265170555, 371238777, 618731295, 1856193885]

約数ペア:

[(1, 1856193885), (3, 618731295), (5, 371238777), (7, 265170555), (9, 206243765), (13, 142784145), (15, 123746259), (19, 97694415), (21, 88390185), (35, 53034111), (39, 47594715), (45, 41248753), (57, 32564805), (63, 29463395), (65, 28556829), (91, 20397735), (95, 19538883), (105, 17678037), (117, 15864905), (133, 13956345), (171, 10854935), (195, 9518943), (247, 7514955), (273, 6799245), (285, 6512961), (315, 5892679), (399, 4652115), (455, 4079547), (585, 3172981), (665, 2791269), (741, 2504985), (819, 2266415), (855, 2170987), (1197, 1550705), (1235, 1502991), (1365, 1359849), (1729, 1073565), (1995, 930423), (2223, 834995), (3705, 500997), (4095, 453283), (5187, 357855), (5985, 310141), (8645, 214713), (11115, 166999), (15561, 119285), (23857, 77805), (25935, 71571)]