259429041

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{787}}^1$

素因数の和:1246

約数の個数: 32

約数和(自身を含む): 399043200

約数和(自身を除く): 139614159

約数列:

[1, 3, 9, 27, 29, 87, 261, 421, 783, 787, 1263, 2361, 3789, 7083, 11367, 12209, 21249, 22823, 36627, 68469, 109881, 205407, 329643, 331327, 616221, 993981, 2981943, 8945829, 9608483, 28825449, 86476347, 259429041]

約数ペア:

[(1, 259429041), (3, 86476347), (9, 28825449), (27, 9608483), (29, 8945829), (87, 2981943), (261, 993981), (421, 616221), (783, 331327), (787, 329643), (1263, 205407), (2361, 109881), (3789, 68469), (7083, 36627), (11367, 22823), (12209, 21249)]