89205678

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 205286400

約数和(自身を除く): 116080722

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 71, 106, 142, 159, 213, 318, 426, 439, 477, 639, 878, 954, 1278, 1317, 1431, 1917, 2634, 2862, 3763, 3834, 3951, 7526, 7902, 11289, 11853, 22578, 23267, 23706, 31169, 33867, 46534, 62338, 67734, 69801, 93507, 101601, 139602, 187014, 203202, 209403, 280521, 418806, 561042, 628209, 841563, 1256418, 1651957, 1683126, 3303914, 4955871, 9911742, 14867613, 29735226, 44602839, 89205678]

約数ペア:

[(1, 89205678), (2, 44602839), (3, 29735226), (6, 14867613), (9, 9911742), (18, 4955871), (27, 3303914), (53, 1683126), (54, 1651957), (71, 1256418), (106, 841563), (142, 628209), (159, 561042), (213, 418806), (318, 280521), (426, 209403), (439, 203202), (477, 187014), (639, 139602), (878, 101601), (954, 93507), (1278, 69801), (1317, 67734), (1431, 62338), (1917, 46534), (2634, 33867), (2862, 31169), (3763, 23706), (3834, 23267), (3951, 22578), (7526, 11853), (7902, 11289)]