26989053

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 46730880

約数和(自身を除く): 19741827

約数列:

[1, 3, 7, 13, 21, 29, 39, 49, 87, 91, 147, 203, 273, 377, 487, 609, 637, 1131, 1421, 1461, 1911, 2639, 3409, 4263, 6331, 7917, 10227, 14123, 18473, 18993, 23863, 42369, 44317, 55419, 71589, 98861, 132951, 183599, 296583, 310219, 550797, 692027, 930657, 1285193, 2076081, 3855579, 8996351, 26989053]

約数ペア:

[(1, 26989053), (3, 8996351), (7, 3855579), (13, 2076081), (21, 1285193), (29, 930657), (39, 692027), (49, 550797), (87, 310219), (91, 296583), (147, 183599), (203, 132951), (273, 98861), (377, 71589), (487, 55419), (609, 44317), (637, 42369), (1131, 23863), (1421, 18993), (1461, 18473), (1911, 14123), (2639, 10227), (3409, 7917), (4263, 6331)]