28508949

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 53913600

約数和(自身を除く): 25404651

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 119, 133, 153, 171, 189, 323, 357, 399, 459, 467, 513, 969, 1071, 1197, 1401, 2261, 2907, 3213, 3269, 3591, 4203, 6783, 7939, 8721, 8873, 9807, 12609, 20349, 23817, 26619, 29421, 55573, 61047, 62111, 71451, 79857, 88263, 150841, 166719, 186333, 214353, 239571, 452523, 500157, 558999, 1055887, 1357569, 1500471, 1676997, 3167661, 4072707, 9502983, 28508949]

約数ペア:

[(1, 28508949), (3, 9502983), (7, 4072707), (9, 3167661), (17, 1676997), (19, 1500471), (21, 1357569), (27, 1055887), (51, 558999), (57, 500157), (63, 452523), (119, 239571), (133, 214353), (153, 186333), (171, 166719), (189, 150841), (323, 88263), (357, 79857), (399, 71451), (459, 62111), (467, 61047), (513, 55573), (969, 29421), (1071, 26619), (1197, 23817), (1401, 20349), (2261, 12609), (2907, 9807), (3213, 8873), (3269, 8721), (3591, 7939), (4203, 6783)]