55135815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{953}}^1$

素因数の和:1016

約数の個数: 64

約数和(自身を含む): 109900800

約数和(自身を除く): 54764985

約数列:

[1, 3, 5, 7, 15, 19, 21, 29, 35, 57, 87, 95, 105, 133, 145, 203, 285, 399, 435, 551, 609, 665, 953, 1015, 1653, 1995, 2755, 2859, 3045, 3857, 4765, 6671, 8265, 11571, 14295, 18107, 19285, 20013, 27637, 33355, 54321, 57855, 82911, 90535, 100065, 126749, 138185, 193459, 271605, 380247, 414555, 525103, 580377, 633745, 967295, 1575309, 1901235, 2625515, 2901885, 3675721, 7876545, 11027163, 18378605, 55135815]

約数ペア:

[(1, 55135815), (3, 18378605), (5, 11027163), (7, 7876545), (15, 3675721), (19, 2901885), (21, 2625515), (29, 1901235), (35, 1575309), (57, 967295), (87, 633745), (95, 580377), (105, 525103), (133, 414555), (145, 380247), (203, 271605), (285, 193459), (399, 138185), (435, 126749), (551, 100065), (609, 90535), (665, 82911), (953, 57855), (1015, 54321), (1653, 33355), (1995, 27637), (2755, 20013), (2859, 19285), (3045, 18107), (3857, 14295), (4765, 11571), (6671, 8265)]