84211778

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 160351488

約数和(自身を除く): 76139710

約数列:

[1, 2, 7, 14, 17, 34, 37, 73, 74, 119, 131, 146, 238, 259, 262, 511, 518, 629, 917, 1022, 1241, 1258, 1834, 2227, 2482, 2701, 4403, 4454, 4847, 5402, 8687, 8806, 9563, 9694, 15589, 17374, 18907, 19126, 31178, 33929, 37814, 45917, 66941, 67858, 82399, 91834, 133882, 162571, 164798, 321419, 325142, 353831, 576793, 642838, 707662, 1137997, 1153586, 2275994, 2476817, 4953634, 6015127, 12030254, 42105889, 84211778]

約数ペア:

[(1, 84211778), (2, 42105889), (7, 12030254), (14, 6015127), (17, 4953634), (34, 2476817), (37, 2275994), (73, 1153586), (74, 1137997), (119, 707662), (131, 642838), (146, 576793), (238, 353831), (259, 325142), (262, 321419), (511, 164798), (518, 162571), (629, 133882), (917, 91834), (1022, 82399), (1241, 67858), (1258, 66941), (1834, 45917), (2227, 37814), (2482, 33929), (2701, 31178), (4403, 19126), (4454, 18907), (4847, 17374), (5402, 15589), (8687, 9694), (8806, 9563)]