2178177118

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4423}}^1$

素因数の和:4529

約数の個数: 48

約数和(自身を含む): 3730599936

約数和(自身を除く): 1552422818

約数列:

[1, 2, 13, 26, 31, 47, 62, 94, 169, 338, 403, 611, 806, 1222, 1457, 2914, 4423, 5239, 7943, 8846, 10478, 15886, 18941, 37882, 57499, 114998, 137113, 207881, 246233, 274226, 415762, 492466, 747487, 1494974, 1782469, 2702453, 3564938, 5404906, 6444311, 12888622, 23172097, 35131889, 46344194, 70263778, 83776043, 167552086, 1089088559, 2178177118]

約数ペア:

[(1, 2178177118), (2, 1089088559), (13, 167552086), (26, 83776043), (31, 70263778), (47, 46344194), (62, 35131889), (94, 23172097), (169, 12888622), (338, 6444311), (403, 5404906), (611, 3564938), (806, 2702453), (1222, 1782469), (1457, 1494974), (2914, 747487), (4423, 492466), (5239, 415762), (7943, 274226), (8846, 246233), (10478, 207881), (15886, 137113), (18941, 114998), (37882, 57499)]