28478436

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8269}}^1$

素因数の和:8324

約数の個数: 48

約数和(自身を含む): 77804160

約数和(自身を除く): 49325724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 8269, 16538, 24807, 33076, 49614, 57883, 99228, 115766, 173649, 231532, 339029, 347298, 678058, 694596, 1017087, 1356116, 2034174, 2373203, 4068348, 4746406, 7119609, 9492812, 14239218, 28478436]

約数ペア:

[(1, 28478436), (2, 14239218), (3, 9492812), (4, 7119609), (6, 4746406), (7, 4068348), (12, 2373203), (14, 2034174), (21, 1356116), (28, 1017087), (41, 694596), (42, 678058), (82, 347298), (84, 339029), (123, 231532), (164, 173649), (246, 115766), (287, 99228), (492, 57883), (574, 49614), (861, 33076), (1148, 24807), (1722, 16538), (3444, 8269)]