1639341774

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{228257}}^1$

素因数の和:228294

約数の個数: 64

約数和(自身を含む): 4382553600

約数和(自身を除く): 2743211826

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 3591, 7182, 228257, 456514, 684771, 1369542, 1597799, 2054313, 3195598, 4108626, 4336883, 4793397, 6162939, 8673766, 9586794, 12325878, 13010649, 14380191, 26021298, 28760382, 30358181, 39031947, 43140573, 60716362, 78063894, 86281146, 91074543, 117095841, 182149086, 234191682, 273223629, 546447258, 819670887, 1639341774]

約数ペア:

[(1, 1639341774), (2, 819670887), (3, 546447258), (6, 273223629), (7, 234191682), (9, 182149086), (14, 117095841), (18, 91074543), (19, 86281146), (21, 78063894), (27, 60716362), (38, 43140573), (42, 39031947), (54, 30358181), (57, 28760382), (63, 26021298), (114, 14380191), (126, 13010649), (133, 12325878), (171, 9586794), (189, 8673766), (266, 6162939), (342, 4793397), (378, 4336883), (399, 4108626), (513, 3195598), (798, 2054313), (1026, 1597799), (1197, 1369542), (2394, 684771), (3591, 456514), (7182, 228257)]