1788894687892

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{61541719}}^1$

素因数の和:61541792

約数の個数: 36

約数和(自身を含む): 3468737506080

約数和(自身を除く): 1679842818188

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 169, 172, 338, 559, 676, 1118, 2236, 7267, 14534, 29068, 61541719, 123083438, 246166876, 800042347, 1600084694, 2646293917, 3200169388, 5292587834, 10400550511, 10585175668, 20801101022, 34401820921, 41602202044, 68803641842, 137607283684, 447223671973, 894447343946, 1788894687892]

約数ペア:

[(1, 1788894687892), (2, 894447343946), (4, 447223671973), (13, 137607283684), (26, 68803641842), (43, 41602202044), (52, 34401820921), (86, 20801101022), (169, 10585175668), (172, 10400550511), (338, 5292587834), (559, 3200169388), (676, 2646293917), (1118, 1600084694), (2236, 800042347), (7267, 246166876), (14534, 123083438), (29068, 61541719)]