235987199

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 289529856

約数和(自身を除く): 53542657

約数列:

[1, 7, 23, 67, 131, 161, 167, 469, 917, 1169, 1541, 3013, 3841, 8777, 10787, 11189, 21091, 21877, 26887, 61439, 78323, 153139, 201871, 257347, 503171, 1413097, 1465759, 1801429, 3522197, 10260313, 33712457, 235987199]

約数ペア:

[(1, 235987199), (7, 33712457), (23, 10260313), (67, 3522197), (131, 1801429), (161, 1465759), (167, 1413097), (469, 503171), (917, 257347), (1169, 201871), (1541, 153139), (3013, 78323), (3841, 61439), (8777, 26887), (10787, 21877), (11189, 21091)]