1689261903

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1\times {\mathrm{593}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 2826869760

約数和(自身を除く): 1137607857

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 439, 593, 721, 927, 1317, 1779, 2163, 3073, 3951, 4151, 5337, 6489, 9219, 12453, 27657, 37359, 45217, 61079, 135651, 183237, 260327, 316519, 406953, 427553, 549711, 780981, 949557, 1282659, 1822289, 2342943, 2848671, 3847977, 5466867, 16400601, 26813681, 80441043, 187695767, 241323129, 563087301, 1689261903]

約数ペア:

[(1, 1689261903), (3, 563087301), (7, 241323129), (9, 187695767), (21, 80441043), (63, 26813681), (103, 16400601), (309, 5466867), (439, 3847977), (593, 2848671), (721, 2342943), (927, 1822289), (1317, 1282659), (1779, 949557), (2163, 780981), (3073, 549711), (3951, 427553), (4151, 406953), (5337, 316519), (6489, 260327), (9219, 183237), (12453, 135651), (27657, 61079), (37359, 45217)]