47021975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1879}}^1$

素因数の和:1920

約数の個数: 48

約数和(自身を含む): 78328320

約数和(自身を除く): 31306345

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 715, 1001, 1879, 1925, 2275, 3575, 5005, 9395, 13153, 20669, 24427, 25025, 46975, 65765, 103345, 122135, 144683, 170989, 268697, 328825, 516725, 610675, 723415, 854945, 1343485, 1880879, 3617075, 4274725, 6717425, 9404395, 47021975]

約数ペア:

[(1, 47021975), (5, 9404395), (7, 6717425), (11, 4274725), (13, 3617075), (25, 1880879), (35, 1343485), (55, 854945), (65, 723415), (77, 610675), (91, 516725), (143, 328825), (175, 268697), (275, 170989), (325, 144683), (385, 122135), (455, 103345), (715, 65765), (1001, 46975), (1879, 25025), (1925, 24427), (2275, 20669), (3575, 13153), (5005, 9395)]