155552187

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1\times {\mathrm{439}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 243302400

約数和(自身を除く): 87750213

約数列:

[1, 3, 7, 21, 47, 141, 329, 359, 439, 987, 1077, 1317, 2513, 3073, 7539, 9219, 16873, 20633, 50619, 61899, 118111, 144431, 157601, 354333, 433293, 472803, 1103207, 3309621, 7407247, 22221741, 51850729, 155552187]

約数ペア:

[(1, 155552187), (3, 51850729), (7, 22221741), (21, 7407247), (47, 3309621), (141, 1103207), (329, 472803), (359, 433293), (439, 354333), (987, 157601), (1077, 144431), (1317, 118111), (2513, 61899), (3073, 50619), (7539, 20633), (9219, 16873)]