131138826

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{521}}^1$

素因数の和:1007

約数の個数: 64

約数和(自身を含む): 324124416

約数和(自身を除く): 192985590

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 461, 521, 546, 922, 1042, 1383, 1563, 2766, 3126, 3227, 3647, 5993, 6454, 6773, 7294, 9681, 10941, 11986, 13546, 17979, 19362, 20319, 21882, 35958, 40638, 41951, 47411, 83902, 94822, 125853, 142233, 240181, 251706, 284466, 480362, 720543, 1441086, 1681267, 3122353, 3362534, 5043801, 6244706, 9367059, 10087602, 18734118, 21856471, 43712942, 65569413, 131138826]

約数ペア:

[(1, 131138826), (2, 65569413), (3, 43712942), (6, 21856471), (7, 18734118), (13, 10087602), (14, 9367059), (21, 6244706), (26, 5043801), (39, 3362534), (42, 3122353), (78, 1681267), (91, 1441086), (182, 720543), (273, 480362), (461, 284466), (521, 251706), (546, 240181), (922, 142233), (1042, 125853), (1383, 94822), (1563, 83902), (2766, 47411), (3126, 41951), (3227, 40638), (3647, 35958), (5993, 21882), (6454, 20319), (6773, 19362), (7294, 17979), (9681, 13546), (10941, 11986)]