661630394876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{3471959}}^1$

素因数の和:3472106

約数の個数: 48

約数和(自身を含む): 1301901672960

約数和(自身を除く): 640271278084

約数列:

[1, 2, 4, 11, 22, 44, 61, 71, 122, 142, 244, 284, 671, 781, 1342, 1562, 2684, 3124, 4331, 8662, 17324, 47641, 95282, 190564, 3471959, 6943918, 13887836, 38191549, 76383098, 152766196, 211789499, 246509089, 423578998, 493018178, 847157996, 986036356, 2329684489, 2711599979, 4659368978, 5423199958, 9318737956, 10846399916, 15037054429, 30074108858, 60148217716, 165407598719, 330815197438, 661630394876]

約数ペア:

[(1, 661630394876), (2, 330815197438), (4, 165407598719), (11, 60148217716), (22, 30074108858), (44, 15037054429), (61, 10846399916), (71, 9318737956), (122, 5423199958), (142, 4659368978), (244, 2711599979), (284, 2329684489), (671, 986036356), (781, 847157996), (1342, 493018178), (1562, 423578998), (2684, 246509089), (3124, 211789499), (4331, 152766196), (8662, 76383098), (17324, 38191549), (47641, 13887836), (95282, 6943918), (190564, 3471959)]