1285191915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{509}}^1$

素因数の和:836

約数の個数: 64

約数和(自身を含む): 2385331200

約数和(自身を除く): 1100139285

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 173, 417, 509, 519, 695, 865, 973, 1211, 1527, 2085, 2545, 2595, 2919, 3563, 3633, 4865, 6055, 7635, 10689, 14595, 17815, 18165, 24047, 53445, 70751, 72141, 88057, 120235, 168329, 212253, 264171, 353755, 360705, 440285, 495257, 504987, 616399, 841645, 1061265, 1320855, 1485771, 1849197, 2476285, 2524935, 3081995, 7428855, 9245985, 12239923, 36719769, 61199615, 85679461, 183598845, 257038383, 428397305, 1285191915]

約数ペア:

[(1, 1285191915), (3, 428397305), (5, 257038383), (7, 183598845), (15, 85679461), (21, 61199615), (35, 36719769), (105, 12239923), (139, 9245985), (173, 7428855), (417, 3081995), (509, 2524935), (519, 2476285), (695, 1849197), (865, 1485771), (973, 1320855), (1211, 1061265), (1527, 841645), (2085, 616399), (2545, 504987), (2595, 495257), (2919, 440285), (3563, 360705), (3633, 353755), (4865, 264171), (6055, 212253), (7635, 168329), (10689, 120235), (14595, 88057), (17815, 72141), (18165, 70751), (24047, 53445)]