6981491.00000000

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:513

約数の個数: 64

約数和(自身を含む): 99864576

約数和(自身を除く): 60319986

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 223, 230, 257, 345, 446, 514, 669, 690, 771, 1115, 1285, 1338, 1542, 2230, 2570, 3345, 3855, 5129, 5911, 6690, 7710, 10258, 11822, 15387, 17733, 25645, 29555, 30774, 35466, 51290, 57311, 59110, 76935, 88665, 114622, 153870, 171933, 177330, 286555, 343866, 573110, 859665, 1318153, 1719330, 2636306, 3954459, 6590765, 7908918, 13181530, 19772295, 39544590]

約数ペア:

[(1, 39544590), (2, 19772295), (3, 13181530), (5, 7908918), (6, 6590765), (10, 3954459), (15, 2636306), (23, 1719330), (30, 1318153), (46, 859665), (69, 573110), (115, 343866), (138, 286555), (223, 177330), (230, 171933), (257, 153870), (345, 114622), (446, 88665), (514, 76935), (669, 59110), (690, 57311), (771, 51290), (1115, 35466), (1285, 30774), (1338, 29555), (1542, 25645), (2230, 17733), (2570, 15387), (3345, 11822), (3855, 10258), (5129, 7710), (5911, 6690)]