839969252

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 1660747200

約数和(自身を除く): 820777948

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 167, 229, 289, 323, 334, 458, 578, 646, 668, 916, 1156, 1292, 2839, 3173, 3893, 4351, 5491, 5678, 6346, 7786, 8702, 10982, 11356, 12692, 15572, 17404, 21964, 38243, 48263, 53941, 66181, 73967, 76486, 96526, 107882, 132362, 147934, 152972, 193052, 215764, 264724, 295868, 650131, 726617, 916997, 1257439, 1300262, 1453234, 1833994, 2514878, 2600524, 2906468, 3667988, 5029756, 11052227, 12352489, 22104454, 24704978, 44208908, 49409956, 209992313, 419984626, 839969252]

約数ペア:

[(1, 839969252), (2, 419984626), (4, 209992313), (17, 49409956), (19, 44208908), (34, 24704978), (38, 22104454), (68, 12352489), (76, 11052227), (167, 5029756), (229, 3667988), (289, 2906468), (323, 2600524), (334, 2514878), (458, 1833994), (578, 1453234), (646, 1300262), (668, 1257439), (916, 916997), (1156, 726617), (1292, 650131), (2839, 295868), (3173, 264724), (3893, 215764), (4351, 193052), (5491, 152972), (5678, 147934), (6346, 132362), (7786, 107882), (8702, 96526), (10982, 76486), (11356, 73967), (12692, 66181), (15572, 53941), (17404, 48263), (21964, 38243)]