221107964

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{717883}}^1$

素因数の和:717905

約数の個数: 24

約数和(自身を含む): 482418048

約数和(自身を除く): 261310084

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 717883, 1435766, 2871532, 5025181, 7896713, 10050362, 15793426, 20100724, 31586852, 55276991, 110553982, 221107964]

約数ペア:

[(1, 221107964), (2, 110553982), (4, 55276991), (7, 31586852), (11, 20100724), (14, 15793426), (22, 10050362), (28, 7896713), (44, 5025181), (77, 2871532), (154, 1435766), (308, 717883)]