242574997

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 304330752

約数和(自身を除く): 61755755

約数列:

[1, 7, 23, 37, 43, 161, 259, 301, 851, 947, 989, 1591, 5957, 6629, 6923, 11137, 21781, 35039, 36593, 40721, 152467, 245273, 256151, 285047, 805897, 936583, 1506677, 5641279, 6556081, 10546739, 34653571, 242574997]

約数ペア:

[(1, 242574997), (7, 34653571), (23, 10546739), (37, 6556081), (43, 5641279), (161, 1506677), (259, 936583), (301, 805897), (851, 285047), (947, 256151), (989, 245273), (1591, 152467), (5957, 40721), (6629, 36593), (6923, 35039), (11137, 21781)]