201254823

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1553}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 386908704

約数和(自身を除く): 185653881

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 121, 153, 187, 231, 357, 363, 561, 693, 847, 1071, 1089, 1309, 1553, 1683, 2057, 2541, 3927, 4659, 6171, 7623, 10871, 11781, 13977, 14399, 17083, 18513, 26401, 32613, 43197, 51249, 79203, 97839, 119581, 129591, 153747, 184807, 187913, 237609, 290411, 358743, 554421, 563739, 871233, 1076229, 1315391, 1663263, 1691217, 2032877, 2613699, 3194521, 3946173, 6098631, 9583563, 11838519, 18295893, 22361647, 28750689, 67084941, 201254823]

約数ペア:

[(1, 201254823), (3, 67084941), (7, 28750689), (9, 22361647), (11, 18295893), (17, 11838519), (21, 9583563), (33, 6098631), (51, 3946173), (63, 3194521), (77, 2613699), (99, 2032877), (119, 1691217), (121, 1663263), (153, 1315391), (187, 1076229), (231, 871233), (357, 563739), (363, 554421), (561, 358743), (693, 290411), (847, 237609), (1071, 187913), (1089, 184807), (1309, 153747), (1553, 129591), (1683, 119581), (2057, 97839), (2541, 79203), (3927, 51249), (4659, 43197), (6171, 32613), (7623, 26401), (10871, 18513), (11781, 17083), (13977, 14399)]