155571129

素因数分解:

$3^2\times 7^2\times {\mathrm{181}}^1\times {\mathrm{1949}}^1$

素因数の和:2150

約数の個数: 36

約数和(自身を含む): 262980900

約数和(自身を除く): 107409771

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 181, 441, 543, 1267, 1629, 1949, 3801, 5847, 8869, 11403, 13643, 17541, 26607, 40929, 79821, 95501, 122787, 286503, 352769, 859509, 1058307, 2469383, 3174921, 7408149, 17285681, 22224447, 51857043, 155571129]

約数ペア:

[(1, 155571129), (3, 51857043), (7, 22224447), (9, 17285681), (21, 7408149), (49, 3174921), (63, 2469383), (147, 1058307), (181, 859509), (441, 352769), (543, 286503), (1267, 122787), (1629, 95501), (1949, 79821), (3801, 40929), (5847, 26607), (8869, 17541), (11403, 13643)]