243927285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{21313}}^1$

素因数の和:21437

約数の個数: 32

約数和(自身を含む): 450151680

約数和(自身を除く): 206224395

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 109, 327, 545, 763, 1635, 2289, 3815, 11445, 21313, 63939, 106565, 149191, 319695, 447573, 745955, 2237865, 2323117, 6969351, 11615585, 16261819, 34846755, 48785457, 81309095, 243927285]

約数ペア:

[(1, 243927285), (3, 81309095), (5, 48785457), (7, 34846755), (15, 16261819), (21, 11615585), (35, 6969351), (105, 2323117), (109, 2237865), (327, 745955), (545, 447573), (763, 319695), (1635, 149191), (2289, 106565), (3815, 63939), (11445, 21313)]