27932828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1019}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 61689600

約数和(自身を除く): 33756772

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 154, 178, 308, 356, 623, 979, 1019, 1246, 1958, 2038, 2492, 3916, 4076, 6853, 7133, 11209, 13706, 14266, 22418, 27412, 28532, 44836, 78463, 90691, 156926, 181382, 313852, 362764, 634837, 997601, 1269674, 1995202, 2539348, 3990404, 6983207, 13966414, 27932828]

約数ペア:

[(1, 27932828), (2, 13966414), (4, 6983207), (7, 3990404), (11, 2539348), (14, 1995202), (22, 1269674), (28, 997601), (44, 634837), (77, 362764), (89, 313852), (154, 181382), (178, 156926), (308, 90691), (356, 78463), (623, 44836), (979, 28532), (1019, 27412), (1246, 22418), (1958, 14266), (2038, 13706), (2492, 11209), (3916, 7133), (4076, 6853)]