28023219

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2213}}^1$

素因数の和:2296

約数の個数: 32

約数和(自身を含む): 48176640

約数和(自身を除く): 20153421

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1809, 2213, 4221, 6639, 12663, 15491, 19917, 46473, 59751, 139419, 148271, 418257, 444813, 1037897, 1334439, 3113691, 4003317, 9341073, 28023219]

約数ペア:

[(1, 28023219), (3, 9341073), (7, 4003317), (9, 3113691), (21, 1334439), (27, 1037897), (63, 444813), (67, 418257), (189, 148271), (201, 139419), (469, 59751), (603, 46473), (1407, 19917), (1809, 15491), (2213, 12663), (4221, 6639)]