1991754

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 4784832

約数和(自身を除く): 2793078

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 283, 306, 391, 414, 566, 782, 849, 1173, 1698, 2346, 2547, 3519, 4811, 5094, 6509, 7038, 9622, 13018, 14433, 19527, 28866, 39054, 43299, 58581, 86598, 110653, 117162, 221306, 331959, 663918, 995877, 1991754]

約数ペア:

[(1, 1991754), (2, 995877), (3, 663918), (6, 331959), (9, 221306), (17, 117162), (18, 110653), (23, 86598), (34, 58581), (46, 43299), (51, 39054), (69, 28866), (102, 19527), (138, 14433), (153, 13018), (207, 9622), (283, 7038), (306, 6509), (391, 5094), (414, 4811), (566, 3519), (782, 2547), (849, 2346), (1173, 1698)]