221471714

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{157519}}^1$

素因数の和:157577

約数の個数: 16

約数和(自身を含む): 359145600

約数和(自身を除く): 137673886

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 157519, 315038, 2992861, 5828203, 5985722, 11656406, 110735857, 221471714]

約数ペア:

[(1, 221471714), (2, 110735857), (19, 11656406), (37, 5985722), (38, 5828203), (74, 2992861), (703, 315038), (1406, 157519)]