1877774985

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 3421087488

約数和(自身を除く): 1543312503

約数列:

[1, 3, 5, 9, 15, 45, 71, 73, 83, 97, 213, 219, 249, 291, 355, 365, 415, 485, 639, 657, 747, 873, 1065, 1095, 1245, 1455, 3195, 3285, 3735, 4365, 5183, 5893, 6059, 6887, 7081, 8051, 15549, 17679, 18177, 20661, 21243, 24153, 25915, 29465, 30295, 34435, 35405, 40255, 46647, 53037, 54531, 61983, 63729, 72459, 77745, 88395, 90885, 103305, 106215, 120765, 233235, 265185, 272655, 309915, 318645, 362295, 430189, 502751, 571621, 587723, 1290567, 1508253, 1714863, 1763169, 2150945, 2513755, 2858105, 2938615, 3871701, 4524759, 5144589, 5289507, 6452835, 7541265, 8574315, 8815845, 19358505, 22623795, 25722945, 26447535, 41728333, 125184999, 208641665, 375554997, 625924995, 1877774985]

約数ペア:

[(1, 1877774985), (3, 625924995), (5, 375554997), (9, 208641665), (15, 125184999), (45, 41728333), (71, 26447535), (73, 25722945), (83, 22623795), (97, 19358505), (213, 8815845), (219, 8574315), (249, 7541265), (291, 6452835), (355, 5289507), (365, 5144589), (415, 4524759), (485, 3871701), (639, 2938615), (657, 2858105), (747, 2513755), (873, 2150945), (1065, 1763169), (1095, 1714863), (1245, 1508253), (1455, 1290567), (3195, 587723), (3285, 571621), (3735, 502751), (4365, 430189), (5183, 362295), (5893, 318645), (6059, 309915), (6887, 272655), (7081, 265185), (8051, 233235), (15549, 120765), (17679, 106215), (18177, 103305), (20661, 90885), (21243, 88395), (24153, 77745), (25915, 72459), (29465, 63729), (30295, 61983), (34435, 54531), (35405, 53037), (40255, 46647)]