67781259

素因数分解:

$3^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{563}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 126336000

約数和(自身を除く): 58554741

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 343, 351, 441, 563, 637, 819, 1029, 1323, 1689, 1911, 2457, 3087, 3941, 4459, 5067, 5733, 7319, 9261, 11823, 13377, 15201, 17199, 21957, 27587, 35469, 40131, 51233, 65871, 82761, 106407, 120393, 153699, 193109, 197613, 248283, 358631, 461097, 579327, 744849, 1075893, 1383291, 1737981, 2510417, 3227679, 5213943, 7531251, 9683037, 22593753, 67781259]

約数ペア:

[(1, 67781259), (3, 22593753), (7, 9683037), (9, 7531251), (13, 5213943), (21, 3227679), (27, 2510417), (39, 1737981), (49, 1383291), (63, 1075893), (91, 744849), (117, 579327), (147, 461097), (189, 358631), (273, 248283), (343, 197613), (351, 193109), (441, 153699), (563, 120393), (637, 106407), (819, 82761), (1029, 65871), (1323, 51233), (1689, 40131), (1911, 35469), (2457, 27587), (3087, 21957), (3941, 17199), (4459, 15201), (5067, 13377), (5733, 11823), (7319, 9261)]