217146710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53353}}^1$

素因数の和:53408

約数の個数: 32

約数和(自身を含む): 437929632

約数和(自身を除く): 220782922

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 53353, 106706, 266765, 533530, 586883, 1173766, 1974061, 2934415, 3948122, 5868830, 9870305, 19740610, 21714671, 43429342, 108573355, 217146710]

約数ペア:

[(1, 217146710), (2, 108573355), (5, 43429342), (10, 21714671), (11, 19740610), (22, 9870305), (37, 5868830), (55, 3948122), (74, 2934415), (110, 1974061), (185, 1173766), (370, 586883), (407, 533530), (814, 266765), (2035, 106706), (4070, 53353)]