858871390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{43753}}^1$

素因数の和:43924

約数の個数: 32

約数和(自身を含む): 1675953216

約数和(自身を除く): 817081826

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 151, 302, 755, 1510, 1963, 3926, 9815, 19630, 43753, 87506, 218765, 437530, 568789, 1137578, 2843945, 5687890, 6606703, 13213406, 33033515, 66067030, 85887139, 171774278, 429435695, 858871390]

約数ペア:

[(1, 858871390), (2, 429435695), (5, 171774278), (10, 85887139), (13, 66067030), (26, 33033515), (65, 13213406), (130, 6606703), (151, 5687890), (302, 2843945), (755, 1137578), (1510, 568789), (1963, 437530), (3926, 218765), (9815, 87506), (19630, 43753)]