81775563

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 120825600

約数和(自身を除く): 39050037

約数列:

[1, 3, 19, 29, 57, 61, 87, 183, 551, 811, 1159, 1653, 1769, 2433, 3477, 5307, 15409, 23519, 33611, 46227, 49471, 70557, 100833, 148413, 446861, 939949, 1340583, 1434659, 2819847, 4303977, 27258521, 81775563]

約数ペア:

[(1, 81775563), (3, 27258521), (19, 4303977), (29, 2819847), (57, 1434659), (61, 1340583), (87, 939949), (183, 446861), (551, 148413), (811, 100833), (1159, 70557), (1653, 49471), (1769, 46227), (2433, 33611), (3477, 23519), (5307, 15409)]