917385507

素因数分解:

$3^5\times {\mathrm{29}}^2\times {\mathrm{67}}^2$

素因数の和:207

約数の個数: 54

約数和(自身を含む): 1444769508

約数和(自身を除く): 527384001

約数列:

[1, 3, 9, 27, 29, 67, 81, 87, 201, 243, 261, 603, 783, 841, 1809, 1943, 2349, 2523, 4489, 5427, 5829, 7047, 7569, 13467, 16281, 17487, 22707, 40401, 52461, 56347, 68121, 121203, 130181, 157383, 169041, 204363, 363609, 390543, 472149, 507123, 1090827, 1171629, 1521369, 3514887, 3775249, 4564107, 10544661, 11325747, 13692321, 31633983, 33977241, 101931723, 305795169, 917385507]

約数ペア:

[(1, 917385507), (3, 305795169), (9, 101931723), (27, 33977241), (29, 31633983), (67, 13692321), (81, 11325747), (87, 10544661), (201, 4564107), (243, 3775249), (261, 3514887), (603, 1521369), (783, 1171629), (841, 1090827), (1809, 507123), (1943, 472149), (2349, 390543), (2523, 363609), (4489, 204363), (5427, 169041), (5829, 157383), (7047, 130181), (7569, 121203), (13467, 68121), (16281, 56347), (17487, 52461), (22707, 40401)]