168323428

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2193

約数の個数: 72

約数和(自身を含む): 381099264

約数和(自身を除く): 212775836

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 403, 434, 637, 806, 868, 1274, 1519, 1612, 2131, 2548, 2821, 3038, 4262, 5642, 6076, 8524, 11284, 14917, 19747, 27703, 29834, 39494, 55406, 59668, 66061, 78988, 104419, 110812, 132122, 193921, 208838, 264244, 387842, 417676, 462427, 775684, 858793, 924854, 1357447, 1717586, 1849708, 2714894, 3236989, 3435172, 5429788, 6011551, 6473978, 12023102, 12947956, 24046204, 42080857, 84161714, 168323428]

約数ペア:

[(1, 168323428), (2, 84161714), (4, 42080857), (7, 24046204), (13, 12947956), (14, 12023102), (26, 6473978), (28, 6011551), (31, 5429788), (49, 3435172), (52, 3236989), (62, 2714894), (91, 1849708), (98, 1717586), (124, 1357447), (182, 924854), (196, 858793), (217, 775684), (364, 462427), (403, 417676), (434, 387842), (637, 264244), (806, 208838), (868, 193921), (1274, 132122), (1519, 110812), (1612, 104419), (2131, 78988), (2548, 66061), (2821, 59668), (3038, 55406), (4262, 39494), (5642, 29834), (6076, 27703), (8524, 19747), (11284, 14917)]