2528694

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 72

約数和(自身を含む): 6615648

約数和(自身を除く): 4086954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 49, 61, 63, 94, 98, 122, 126, 141, 147, 183, 282, 294, 329, 366, 423, 427, 441, 549, 658, 846, 854, 882, 987, 1098, 1281, 1974, 2303, 2562, 2867, 2961, 2989, 3843, 4606, 5734, 5922, 5978, 6909, 7686, 8601, 8967, 13818, 17202, 17934, 20069, 20727, 25803, 26901, 40138, 41454, 51606, 53802, 60207, 120414, 140483, 180621, 280966, 361242, 421449, 842898, 1264347, 2528694]

約数ペア:

[(1, 2528694), (2, 1264347), (3, 842898), (6, 421449), (7, 361242), (9, 280966), (14, 180621), (18, 140483), (21, 120414), (42, 60207), (47, 53802), (49, 51606), (61, 41454), (63, 40138), (94, 26901), (98, 25803), (122, 20727), (126, 20069), (141, 17934), (147, 17202), (183, 13818), (282, 8967), (294, 8601), (329, 7686), (366, 6909), (423, 5978), (427, 5922), (441, 5734), (549, 4606), (658, 3843), (846, 2989), (854, 2961), (882, 2867), (987, 2562), (1098, 2303), (1281, 1974)]