71523225

素因数分解:

$3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{2503}}^1$

素因数の和:2646

約数の個数: 36

約数和(自身を含む): 129166336

約数和(自身を除く): 57643111

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 127, 225, 381, 635, 1143, 1905, 2503, 3175, 5715, 7509, 9525, 12515, 22527, 28575, 37545, 62575, 112635, 187725, 317881, 563175, 953643, 1589405, 2860929, 4768215, 7947025, 14304645, 23841075, 71523225]

約数ペア:

[(1, 71523225), (3, 23841075), (5, 14304645), (9, 7947025), (15, 4768215), (25, 2860929), (45, 1589405), (75, 953643), (127, 563175), (225, 317881), (381, 187725), (635, 112635), (1143, 62575), (1905, 37545), (2503, 28575), (3175, 22527), (5715, 12515), (7509, 9525)]