201488735

素因数分解:

$5^1\times 7^2\times {\mathrm{641}}^1\times {\mathrm{1283}}^1$

素因数の和:1943

約数の個数: 24

約数和(自身を含む): 281920176

約数和(自身を除く): 80431441

約数列:

[1, 5, 7, 35, 49, 245, 641, 1283, 3205, 4487, 6415, 8981, 22435, 31409, 44905, 62867, 157045, 314335, 822403, 4112015, 5756821, 28784105, 40297747, 201488735]

約数ペア:

[(1, 201488735), (5, 40297747), (7, 28784105), (35, 5756821), (49, 4112015), (245, 822403), (641, 314335), (1283, 157045), (3205, 62867), (4487, 44905), (6415, 31409), (8981, 22435)]