81516622

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1907}}^1$

素因数の和:2016

約数の個数: 32

約数和(自身を含む): 140123520

約数和(自身を除く): 58606898

約数列:

[1, 2, 11, 22, 29, 58, 67, 134, 319, 638, 737, 1474, 1907, 1943, 3814, 3886, 20977, 21373, 41954, 42746, 55303, 110606, 127769, 255538, 608333, 1216666, 1405459, 2810918, 3705301, 7410602, 40758311, 81516622]

約数ペア:

[(1, 81516622), (2, 40758311), (11, 7410602), (22, 3705301), (29, 2810918), (58, 1405459), (67, 1216666), (134, 608333), (319, 255538), (638, 127769), (737, 110606), (1474, 55303), (1907, 42746), (1943, 41954), (3814, 21373), (3886, 20977)]