69981128

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{8387}}^1$

素因数の和:8549

約数の個数: 32

約数和(自身を含む): 150984000

約数和(自身を除く): 81002872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 596, 1043, 1192, 2086, 4172, 8344, 8387, 16774, 33548, 58709, 67096, 117418, 234836, 469672, 1249663, 2499326, 4998652, 8747641, 9997304, 17495282, 34990564, 69981128]

約数ペア:

[(1, 69981128), (2, 34990564), (4, 17495282), (7, 9997304), (8, 8747641), (14, 4998652), (28, 2499326), (56, 1249663), (149, 469672), (298, 234836), (596, 117418), (1043, 67096), (1192, 58709), (2086, 33548), (4172, 16774), (8344, 8387)]