172955331

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 294395904

約数和(自身を除く): 121440573

約数列:

[1, 3, 9, 17, 23, 27, 43, 51, 69, 81, 127, 129, 153, 207, 381, 387, 391, 459, 621, 731, 989, 1143, 1161, 1173, 1377, 1863, 2159, 2193, 2921, 2967, 3429, 3483, 3519, 5461, 6477, 6579, 8763, 8901, 10287, 10557, 16383, 16813, 19431, 19737, 26289, 26703, 31671, 49149, 49657, 50439, 58293, 59211, 78867, 80109, 92837, 125603, 147447, 148971, 151317, 174879, 236601, 278511, 376809, 442341, 446913, 453951, 835533, 1130427, 1340739, 1361853, 2135251, 2506599, 3391281, 4022217, 6405753, 7519797, 10173843, 19217259, 57651777, 172955331]

約数ペア:

[(1, 172955331), (3, 57651777), (9, 19217259), (17, 10173843), (23, 7519797), (27, 6405753), (43, 4022217), (51, 3391281), (69, 2506599), (81, 2135251), (127, 1361853), (129, 1340739), (153, 1130427), (207, 835533), (381, 453951), (387, 446913), (391, 442341), (459, 376809), (621, 278511), (731, 236601), (989, 174879), (1143, 151317), (1161, 148971), (1173, 147447), (1377, 125603), (1863, 92837), (2159, 80109), (2193, 78867), (2921, 59211), (2967, 58293), (3429, 50439), (3483, 49657), (3519, 49149), (5461, 31671), (6477, 26703), (6579, 26289), (8763, 19737), (8901, 19431), (10287, 16813), (10557, 16383)]