57156975

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^2\times {\mathrm{293}}^1$

素因数の和:346

約数の個数: 72

約数和(自身を含む): 111919920

約数和(自身を除く): 54762945

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 289, 293, 425, 459, 675, 765, 867, 879, 1275, 1445, 1465, 2295, 2601, 2637, 3825, 4335, 4395, 4981, 7225, 7325, 7803, 7911, 11475, 13005, 13185, 14943, 21675, 21975, 24905, 39015, 39555, 44829, 65025, 65925, 74715, 84677, 124525, 134487, 195075, 197775, 224145, 254031, 373575, 423385, 672435, 762093, 1120725, 1270155, 2116925, 2286279, 3362175, 3810465, 6350775, 11431395, 19052325, 57156975]

約数ペア:

[(1, 57156975), (3, 19052325), (5, 11431395), (9, 6350775), (15, 3810465), (17, 3362175), (25, 2286279), (27, 2116925), (45, 1270155), (51, 1120725), (75, 762093), (85, 672435), (135, 423385), (153, 373575), (225, 254031), (255, 224145), (289, 197775), (293, 195075), (425, 134487), (459, 124525), (675, 84677), (765, 74715), (867, 65925), (879, 65025), (1275, 44829), (1445, 39555), (1465, 39015), (2295, 24905), (2601, 21975), (2637, 21675), (3825, 14943), (4335, 13185), (4395, 13005), (4981, 11475), (7225, 7911), (7325, 7803)]