15696411975

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{4217}}^1$

素因数の和:4537

約数の個数: 72

約数和(自身を含む): 28639140192

約数和(自身を除く): 12942728217

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 233, 355, 639, 699, 1065, 1165, 1775, 2097, 3195, 3495, 4217, 5325, 5825, 10485, 12651, 15975, 16543, 17475, 21085, 37953, 49629, 52425, 63255, 82715, 105425, 148887, 189765, 248145, 299407, 316275, 413575, 744435, 898221, 948825, 982561, 1240725, 1497035, 2694663, 2947683, 3722175, 4491105, 4912805, 7485175, 8843049, 13473315, 14738415, 22455525, 24564025, 44215245, 67366575, 69761831, 73692075, 209285493, 221076225, 348809155, 627856479, 1046427465, 1744045775, 3139282395, 5232137325, 15696411975]

約数ペア:

[(1, 15696411975), (3, 5232137325), (5, 3139282395), (9, 1744045775), (15, 1046427465), (25, 627856479), (45, 348809155), (71, 221076225), (75, 209285493), (213, 73692075), (225, 69761831), (233, 67366575), (355, 44215245), (639, 24564025), (699, 22455525), (1065, 14738415), (1165, 13473315), (1775, 8843049), (2097, 7485175), (3195, 4912805), (3495, 4491105), (4217, 3722175), (5325, 2947683), (5825, 2694663), (10485, 1497035), (12651, 1240725), (15975, 982561), (16543, 948825), (17475, 898221), (21085, 744435), (37953, 413575), (49629, 316275), (52425, 299407), (63255, 248145), (82715, 189765), (105425, 148887)]