168223419

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9781}}^1$

素因数の和:9817

約数の個数: 48

約数和(自身を含む): 312241440

約数和(自身を除く): 144018021

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 351, 441, 637, 819, 1323, 1911, 2457, 5733, 9781, 17199, 29343, 68467, 88029, 127153, 205401, 264087, 381459, 479269, 616203, 890071, 1144377, 1437807, 1848609, 2670213, 3433131, 4313421, 6230497, 8010639, 12940263, 18691491, 24031917, 56074473, 168223419]

約数ペア:

[(1, 168223419), (3, 56074473), (7, 24031917), (9, 18691491), (13, 12940263), (21, 8010639), (27, 6230497), (39, 4313421), (49, 3433131), (63, 2670213), (91, 1848609), (117, 1437807), (147, 1144377), (189, 890071), (273, 616203), (351, 479269), (441, 381459), (637, 264087), (819, 205401), (1323, 127153), (1911, 88029), (2457, 68467), (5733, 29343), (9781, 17199)]