286620021

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{4273}}^1$

素因数の和:4565

約数の個数: 24

約数和(自身を含む): 430049880

約数和(自身を除く): 143429859

約数列:

[1, 3, 9, 29, 87, 257, 261, 771, 2313, 4273, 7453, 12819, 22359, 38457, 67077, 123917, 371751, 1098161, 1115253, 3294483, 9883449, 31846669, 95540007, 286620021]

約数ペア:

[(1, 286620021), (3, 95540007), (9, 31846669), (29, 9883449), (87, 3294483), (257, 1115253), (261, 1098161), (771, 371751), (2313, 123917), (4273, 67077), (7453, 38457), (12819, 22359)]