497717355

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1\times {\mathrm{1447}}^1$

素因数の和:2475

約数の個数: 32

約数和(自身を含む): 832379904

約数和(自身を除く): 334662549

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 997, 1447, 2991, 4341, 4985, 7235, 14955, 21705, 22931, 33281, 68793, 99843, 114655, 166405, 343965, 499215, 1442659, 4327977, 7213295, 21639885, 33181157, 99543471, 165905785, 497717355]

約数ペア:

[(1, 497717355), (3, 165905785), (5, 99543471), (15, 33181157), (23, 21639885), (69, 7213295), (115, 4327977), (345, 1442659), (997, 499215), (1447, 343965), (2991, 166405), (4341, 114655), (4985, 99843), (7235, 68793), (14955, 33281), (21705, 22931)]