42987798

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 119081664

約数和(自身を除く): 76093866

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 47, 49, 51, 61, 63, 94, 98, 102, 119, 122, 126, 141, 147, 153, 183, 238, 282, 294, 306, 329, 357, 366, 423, 427, 441, 549, 658, 714, 799, 833, 846, 854, 882, 987, 1037, 1071, 1098, 1281, 1598, 1666, 1974, 2074, 2142, 2303, 2397, 2499, 2562, 2867, 2961, 2989, 3111, 3843, 4606, 4794, 4998, 5593, 5734, 5922, 5978, 6222, 6909, 7191, 7259, 7497, 7686, 8601, 8967, 9333, 11186, 13818, 14382, 14518, 14994, 16779, 17202, 17934, 18666, 20069, 20727, 21777, 25803, 26901, 33558, 39151, 40138, 41454, 43554, 48739, 50337, 50813, 51606, 53802, 60207, 65331, 78302, 97478, 100674, 101626, 117453, 120414, 130662, 140483, 146217, 152439, 180621, 234906, 280966, 292434, 304878, 341173, 352359, 361242, 421449, 438651, 457317, 682346, 704718, 842898, 877302, 914634, 1023519, 1264347, 2047038, 2388211, 2528694, 3070557, 4776422, 6141114, 7164633, 14329266, 21493899, 42987798]

約数ペア:

[(1, 42987798), (2, 21493899), (3, 14329266), (6, 7164633), (7, 6141114), (9, 4776422), (14, 3070557), (17, 2528694), (18, 2388211), (21, 2047038), (34, 1264347), (42, 1023519), (47, 914634), (49, 877302), (51, 842898), (61, 704718), (63, 682346), (94, 457317), (98, 438651), (102, 421449), (119, 361242), (122, 352359), (126, 341173), (141, 304878), (147, 292434), (153, 280966), (183, 234906), (238, 180621), (282, 152439), (294, 146217), (306, 140483), (329, 130662), (357, 120414), (366, 117453), (423, 101626), (427, 100674), (441, 97478), (549, 78302), (658, 65331), (714, 60207), (799, 53802), (833, 51606), (846, 50813), (854, 50337), (882, 48739), (987, 43554), (1037, 41454), (1071, 40138), (1098, 39151), (1281, 33558), (1598, 26901), (1666, 25803), (1974, 21777), (2074, 20727), (2142, 20069), (2303, 18666), (2397, 17934), (2499, 17202), (2562, 16779), (2867, 14994), (2961, 14518), (2989, 14382), (3111, 13818), (3843, 11186), (4606, 9333), (4794, 8967), (4998, 8601), (5593, 7686), (5734, 7497), (5922, 7259), (5978, 7191), (6222, 6909)]