161064423

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 272885760

約数和(自身を除く): 111821337

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 71, 117, 207, 213, 281, 299, 351, 621, 639, 843, 897, 923, 1633, 1917, 2529, 2691, 2769, 3653, 4899, 6463, 7587, 8073, 8307, 10959, 14697, 19389, 19951, 21229, 24921, 32877, 44091, 58167, 59853, 63687, 84019, 98631, 174501, 179559, 191061, 252057, 259363, 458873, 538677, 573183, 756171, 778089, 1376619, 2268513, 2334267, 4129857, 5965349, 7002801, 12389571, 17896047, 53688141, 161064423]

約数ペア:

[(1, 161064423), (3, 53688141), (9, 17896047), (13, 12389571), (23, 7002801), (27, 5965349), (39, 4129857), (69, 2334267), (71, 2268513), (117, 1376619), (207, 778089), (213, 756171), (281, 573183), (299, 538677), (351, 458873), (621, 259363), (639, 252057), (843, 191061), (897, 179559), (923, 174501), (1633, 98631), (1917, 84019), (2529, 63687), (2691, 59853), (2769, 58167), (3653, 44091), (4899, 32877), (6463, 24921), (7587, 21229), (8073, 19951), (8307, 19389), (10959, 14697)]