11857425

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 21159360

約数和(自身を除く): 9301935

約数列:

[1, 3, 5, 15, 19, 25, 53, 57, 75, 95, 157, 159, 265, 285, 471, 475, 785, 795, 1007, 1325, 1425, 2355, 2983, 3021, 3925, 3975, 5035, 8321, 8949, 11775, 14915, 15105, 24963, 25175, 41605, 44745, 74575, 75525, 124815, 158099, 208025, 223725, 474297, 624075, 790495, 2371485, 3952475, 11857425]

約数ペア:

[(1, 11857425), (3, 3952475), (5, 2371485), (15, 790495), (19, 624075), (25, 474297), (53, 223725), (57, 208025), (75, 158099), (95, 124815), (157, 75525), (159, 74575), (265, 44745), (285, 41605), (471, 25175), (475, 24963), (785, 15105), (795, 14915), (1007, 11775), (1325, 8949), (1425, 8321), (2355, 5035), (2983, 3975), (3021, 3925)]