28170147369

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1453343}}^1$

素因数の和:1453437

約数の個数: 32

約数和(自身を含む): 46879064064

約数和(自身を除く): 18708916695

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2769, 6461, 19383, 1453343, 4360029, 10173401, 18893459, 30520203, 56680377, 103187353, 132254213, 309562059, 396762639, 722311471, 1341435589, 2166934413, 4024306767, 9390049123, 28170147369]

約数ペア:

[(1, 28170147369), (3, 9390049123), (7, 4024306767), (13, 2166934413), (21, 1341435589), (39, 722311471), (71, 396762639), (91, 309562059), (213, 132254213), (273, 103187353), (497, 56680377), (923, 30520203), (1491, 18893459), (2769, 10173401), (6461, 4360029), (19383, 1453343)]