858905028

素因数分解:

$2^2\times 3^2\times {\mathrm{163}}^1\times {\mathrm{197}}^1\times {\mathrm{743}}^1$

素因数の和:1113

約数の個数: 72

約数和(自身を含む): 2198484288

約数和(自身を除く): 1339579260

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 163, 197, 326, 394, 489, 591, 652, 743, 788, 978, 1182, 1467, 1486, 1773, 1956, 2229, 2364, 2934, 2972, 3546, 4458, 5868, 6687, 7092, 8916, 13374, 26748, 32111, 64222, 96333, 121109, 128444, 146371, 192666, 242218, 288999, 292742, 363327, 385332, 439113, 484436, 577998, 585484, 726654, 878226, 1089981, 1155996, 1317339, 1453308, 1756452, 2179962, 2634678, 4359924, 5269356, 23858473, 47716946, 71575419, 95433892, 143150838, 214726257, 286301676, 429452514, 858905028]

約数ペア:

[(1, 858905028), (2, 429452514), (3, 286301676), (4, 214726257), (6, 143150838), (9, 95433892), (12, 71575419), (18, 47716946), (36, 23858473), (163, 5269356), (197, 4359924), (326, 2634678), (394, 2179962), (489, 1756452), (591, 1453308), (652, 1317339), (743, 1155996), (788, 1089981), (978, 878226), (1182, 726654), (1467, 585484), (1486, 577998), (1773, 484436), (1956, 439113), (2229, 385332), (2364, 363327), (2934, 292742), (2972, 288999), (3546, 242218), (4458, 192666), (5868, 146371), (6687, 128444), (7092, 121109), (8916, 96333), (13374, 64222), (26748, 32111)]