238153565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 317708160

約数和(自身を除く): 79554595

約数列:

[1, 5, 13, 43, 65, 139, 215, 559, 613, 695, 1807, 2795, 3065, 5977, 7969, 9035, 26359, 29885, 39845, 77701, 85207, 131795, 342667, 388505, 426035, 1107691, 1713335, 3663901, 5538455, 18319505, 47630713, 238153565]

約数ペア:

[(1, 238153565), (5, 47630713), (13, 18319505), (43, 5538455), (65, 3663901), (139, 1713335), (215, 1107691), (559, 426035), (613, 388505), (695, 342667), (1807, 131795), (2795, 85207), (3065, 77701), (5977, 39845), (7969, 29885), (9035, 26359)]