12982005

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 24952320

約数和(自身を除く): 11970315

約数列:

[1, 3, 5, 9, 15, 23, 27, 37, 45, 69, 111, 113, 115, 135, 185, 207, 333, 339, 345, 555, 565, 621, 851, 999, 1017, 1035, 1665, 1695, 2553, 2599, 3051, 3105, 4181, 4255, 4995, 5085, 7659, 7797, 12543, 12765, 12995, 15255, 20905, 22977, 23391, 37629, 38295, 38985, 62715, 70173, 96163, 112887, 114885, 116955, 188145, 288489, 350865, 480815, 564435, 865467, 1442445, 2596401, 4327335, 12982005]

約数ペア:

[(1, 12982005), (3, 4327335), (5, 2596401), (9, 1442445), (15, 865467), (23, 564435), (27, 480815), (37, 350865), (45, 288489), (69, 188145), (111, 116955), (113, 114885), (115, 112887), (135, 96163), (185, 70173), (207, 62715), (333, 38985), (339, 38295), (345, 37629), (555, 23391), (565, 22977), (621, 20905), (851, 15255), (999, 12995), (1017, 12765), (1035, 12543), (1665, 7797), (1695, 7659), (2553, 5085), (2599, 4995), (3051, 4255), (3105, 4181)]