2542806

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{31}}^2$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 6792120

約数和(自身を除く): 4249314

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 49, 54, 62, 63, 93, 98, 126, 147, 186, 189, 217, 279, 294, 378, 434, 441, 558, 651, 837, 882, 961, 1302, 1323, 1519, 1674, 1922, 1953, 2646, 2883, 3038, 3906, 4557, 5766, 5859, 6727, 8649, 9114, 11718, 13454, 13671, 17298, 20181, 25947, 27342, 40362, 41013, 47089, 51894, 60543, 82026, 94178, 121086, 141267, 181629, 282534, 363258, 423801, 847602, 1271403, 2542806]

約数ペア:

[(1, 2542806), (2, 1271403), (3, 847602), (6, 423801), (7, 363258), (9, 282534), (14, 181629), (18, 141267), (21, 121086), (27, 94178), (31, 82026), (42, 60543), (49, 51894), (54, 47089), (62, 41013), (63, 40362), (93, 27342), (98, 25947), (126, 20181), (147, 17298), (186, 13671), (189, 13454), (217, 11718), (279, 9114), (294, 8649), (378, 6727), (434, 5859), (441, 5766), (558, 4557), (651, 3906), (837, 3038), (882, 2883), (961, 2646), (1302, 1953), (1323, 1922), (1519, 1674)]