1215692828

素因数分解:

$2^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{131171}}^1$

素因数の和:131513

約数の個数: 24

約数和(自身を含む): 2438749824

約数和(自身を除く): 1223056996

約数列:

[1, 2, 4, 7, 14, 28, 331, 662, 1324, 2317, 4634, 9268, 131171, 262342, 524684, 918197, 1836394, 3672788, 43417601, 86835202, 173670404, 303923207, 607846414, 1215692828]

約数ペア:

[(1, 1215692828), (2, 607846414), (4, 303923207), (7, 173670404), (14, 86835202), (28, 43417601), (331, 3672788), (662, 1836394), (1324, 918197), (2317, 524684), (4634, 262342), (9268, 131171)]