174428989

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 212357376

約数和(自身を除く): 37928387

約数列:

[1, 7, 37, 53, 97, 131, 259, 371, 679, 917, 1961, 3589, 4847, 5141, 6943, 12707, 13727, 25123, 33929, 35987, 48601, 88949, 190217, 256891, 470159, 673471, 1331519, 1798237, 3291113, 4714297, 24918427, 174428989]

約数ペア:

[(1, 174428989), (7, 24918427), (37, 4714297), (53, 3291113), (97, 1798237), (131, 1331519), (259, 673471), (371, 470159), (679, 256891), (917, 190217), (1961, 88949), (3589, 48601), (4847, 35987), (5141, 33929), (6943, 25123), (12707, 13727)]