2679642

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:177

約数の個数: 80

約数和(自身を含む): 7318080

約数和(自身を除く): 4638438

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 81, 102, 119, 126, 139, 153, 162, 189, 238, 278, 306, 357, 378, 417, 459, 567, 714, 834, 918, 973, 1071, 1134, 1251, 1377, 1946, 2142, 2363, 2502, 2754, 2919, 3213, 3753, 4726, 5838, 6426, 7089, 7506, 8757, 9639, 11259, 14178, 16541, 17514, 19278, 21267, 22518, 26271, 33082, 42534, 49623, 52542, 63801, 78813, 99246, 127602, 148869, 157626, 191403, 297738, 382806, 446607, 893214, 1339821, 2679642]

約数ペア:

[(1, 2679642), (2, 1339821), (3, 893214), (6, 446607), (7, 382806), (9, 297738), (14, 191403), (17, 157626), (18, 148869), (21, 127602), (27, 99246), (34, 78813), (42, 63801), (51, 52542), (54, 49623), (63, 42534), (81, 33082), (102, 26271), (119, 22518), (126, 21267), (139, 19278), (153, 17514), (162, 16541), (189, 14178), (238, 11259), (278, 9639), (306, 8757), (357, 7506), (378, 7089), (417, 6426), (459, 5838), (567, 4726), (714, 3753), (834, 3213), (918, 2919), (973, 2754), (1071, 2502), (1134, 2363), (1251, 2142), (1377, 1946)]