171999045

素因数分解:

$3^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2671}}^1$

素因数の和:2744

約数の個数: 48

約数和(自身を含む): 315124992

約数和(自身を除く): 143125947

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 243, 265, 405, 477, 795, 1215, 1431, 2385, 2671, 4293, 7155, 8013, 12879, 13355, 21465, 24039, 40065, 64395, 72117, 120195, 141563, 216351, 360585, 424689, 649053, 707815, 1081755, 1274067, 2123445, 3245265, 3822201, 6370335, 11466603, 19111005, 34399809, 57333015, 171999045]

約数ペア:

[(1, 171999045), (3, 57333015), (5, 34399809), (9, 19111005), (15, 11466603), (27, 6370335), (45, 3822201), (53, 3245265), (81, 2123445), (135, 1274067), (159, 1081755), (243, 707815), (265, 649053), (405, 424689), (477, 360585), (795, 216351), (1215, 141563), (1431, 120195), (2385, 72117), (2671, 64395), (4293, 40065), (7155, 24039), (8013, 21465), (12879, 13355)]