54728865

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7949}}^1$

素因数の和:7983

約数の個数: 40

約数和(自身を含む): 103890600

約数和(自身を除く): 49161735

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 7949, 23847, 39745, 71541, 119235, 135133, 214623, 357705, 405399, 643869, 675665, 1073115, 1216197, 2026995, 3219345, 3648591, 6080985, 10945773, 18242955, 54728865]

約数ペア:

[(1, 54728865), (3, 18242955), (5, 10945773), (9, 6080985), (15, 3648591), (17, 3219345), (27, 2026995), (45, 1216197), (51, 1073115), (81, 675665), (85, 643869), (135, 405399), (153, 357705), (255, 214623), (405, 135133), (459, 119235), (765, 71541), (1377, 39745), (2295, 23847), (6885, 7949)]