2017208739

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{388897}}^1$

素因数の和:388939

約数の個数: 32

約数和(自身を含む): 3484526080

約数和(自身を除く): 1467317341

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 388897, 1166691, 2722279, 5055661, 7389043, 8166837, 15166983, 22167129, 35389627, 51723301, 96057559, 106168881, 155169903, 288172677, 672402913, 2017208739]

約数ペア:

[(1, 2017208739), (3, 672402913), (7, 288172677), (13, 155169903), (19, 106168881), (21, 96057559), (39, 51723301), (57, 35389627), (91, 22167129), (133, 15166983), (247, 8166837), (273, 7389043), (399, 5055661), (741, 2722279), (1729, 1166691), (5187, 388897)]