80947323

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1543}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 125990400

約数和(自身を除く): 45043077

約数列:

[1, 3, 9, 27, 29, 67, 87, 201, 261, 603, 783, 1543, 1809, 1943, 4629, 5829, 13887, 17487, 41661, 44747, 52461, 103381, 134241, 310143, 402723, 930429, 1208169, 2791287, 2998049, 8994147, 26982441, 80947323]

約数ペア:

[(1, 80947323), (3, 26982441), (9, 8994147), (27, 2998049), (29, 2791287), (67, 1208169), (87, 930429), (201, 402723), (261, 310143), (603, 134241), (783, 103381), (1543, 52461), (1809, 44747), (1943, 41661), (4629, 17487), (5829, 13887)]