156973117

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1213}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 193754400

約数和(自身を除く): 36781283

約数列:

[1, 7, 19, 49, 133, 139, 931, 973, 1213, 2641, 6811, 8491, 18487, 23047, 59437, 129409, 161329, 168607, 1129303, 1180249, 3203533, 8261743, 22424731, 156973117]

約数ペア:

[(1, 156973117), (7, 22424731), (19, 8261743), (49, 3203533), (133, 1180249), (139, 1129303), (931, 168607), (973, 161329), (1213, 129409), (2641, 59437), (6811, 23047), (8491, 18487)]