128376918

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^2\times {\mathrm{2539}}^1$

素因数の和:2653

約数の個数: 36

約数和(自身を含む): 283608780

約数和(自身を除く): 155231862

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 2539, 2809, 5078, 5618, 7617, 8427, 15234, 16854, 22851, 25281, 45702, 50562, 134567, 269134, 403701, 807402, 1211103, 2422206, 7132051, 14264102, 21396153, 42792306, 64188459, 128376918]

約数ペア:

[(1, 128376918), (2, 64188459), (3, 42792306), (6, 21396153), (9, 14264102), (18, 7132051), (53, 2422206), (106, 1211103), (159, 807402), (318, 403701), (477, 269134), (954, 134567), (2539, 50562), (2809, 45702), (5078, 25281), (5618, 22851), (7617, 16854), (8427, 15234)]