19294275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 42997248

約数和(自身を除く): 23702973

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 25, 33, 35, 39, 55, 65, 75, 77, 91, 105, 143, 165, 175, 195, 231, 257, 273, 275, 325, 385, 429, 455, 525, 715, 771, 825, 975, 1001, 1155, 1285, 1365, 1799, 1925, 2145, 2275, 2827, 3003, 3341, 3575, 3855, 5005, 5397, 5775, 6425, 6825, 8481, 8995, 10023, 10725, 14135, 15015, 16705, 19275, 19789, 23387, 25025, 26985, 36751, 42405, 44975, 50115, 59367, 70161, 70675, 75075, 83525, 98945, 110253, 116935, 134925, 183755, 212025, 250575, 257257, 296835, 350805, 494725, 551265, 584675, 771771, 918775, 1286285, 1484175, 1754025, 2756325, 3858855, 6431425, 19294275]

約数ペア:

[(1, 19294275), (3, 6431425), (5, 3858855), (7, 2756325), (11, 1754025), (13, 1484175), (15, 1286285), (21, 918775), (25, 771771), (33, 584675), (35, 551265), (39, 494725), (55, 350805), (65, 296835), (75, 257257), (77, 250575), (91, 212025), (105, 183755), (143, 134925), (165, 116935), (175, 110253), (195, 98945), (231, 83525), (257, 75075), (273, 70675), (275, 70161), (325, 59367), (385, 50115), (429, 44975), (455, 42405), (525, 36751), (715, 26985), (771, 25025), (825, 23387), (975, 19789), (1001, 19275), (1155, 16705), (1285, 15015), (1365, 14135), (1799, 10725), (1925, 10023), (2145, 8995), (2275, 8481), (2827, 6825), (3003, 6425), (3341, 5775), (3575, 5397), (3855, 5005)]