71100519

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 115831296

約数和(自身を除く): 44730777

約数列:

[1, 3, 7, 21, 41, 47, 49, 123, 141, 147, 251, 287, 329, 753, 861, 987, 1757, 1927, 2009, 2303, 5271, 5781, 6027, 6909, 10291, 11797, 12299, 13489, 30873, 35391, 36897, 40467, 72037, 82579, 94423, 216111, 247737, 283269, 483677, 504259, 578053, 1451031, 1512777, 1734159, 3385739, 10157217, 23700173, 71100519]

約数ペア:

[(1, 71100519), (3, 23700173), (7, 10157217), (21, 3385739), (41, 1734159), (47, 1512777), (49, 1451031), (123, 578053), (141, 504259), (147, 483677), (251, 283269), (287, 247737), (329, 216111), (753, 94423), (861, 82579), (987, 72037), (1757, 40467), (1927, 36897), (2009, 35391), (2303, 30873), (5271, 13489), (5781, 12299), (6027, 11797), (6909, 10291)]