13481272

素因数分解:

$2^3\times 7^3\times {\mathrm{17}}^3$

素因数の和:78

約数の個数: 64

約数和(自身を含む): 31320000

約数和(自身を除く): 17838728

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 289, 343, 392, 476, 578, 686, 833, 952, 1156, 1372, 1666, 2023, 2312, 2744, 3332, 4046, 4913, 5831, 6664, 8092, 9826, 11662, 14161, 16184, 19652, 23324, 28322, 34391, 39304, 46648, 56644, 68782, 99127, 113288, 137564, 198254, 240737, 275128, 396508, 481474, 793016, 962948, 1685159, 1925896, 3370318, 6740636, 13481272]

約数ペア:

[(1, 13481272), (2, 6740636), (4, 3370318), (7, 1925896), (8, 1685159), (14, 962948), (17, 793016), (28, 481474), (34, 396508), (49, 275128), (56, 240737), (68, 198254), (98, 137564), (119, 113288), (136, 99127), (196, 68782), (238, 56644), (289, 46648), (343, 39304), (392, 34391), (476, 28322), (578, 23324), (686, 19652), (833, 16184), (952, 14161), (1156, 11662), (1372, 9826), (1666, 8092), (2023, 6664), (2312, 5831), (2744, 4913), (3332, 4046)]