51563841

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{587}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 81285120

約数和(自身を除く): 29721279

約数列:

[1, 3, 7, 21, 47, 89, 141, 267, 329, 587, 623, 987, 1761, 1869, 4109, 4183, 12327, 12549, 27589, 29281, 52243, 82767, 87843, 156729, 193123, 365701, 579369, 1097103, 2455421, 7366263, 17187947, 51563841]

約数ペア:

[(1, 51563841), (3, 17187947), (7, 7366263), (21, 2455421), (47, 1097103), (89, 579369), (141, 365701), (267, 193123), (329, 156729), (587, 87843), (623, 82767), (987, 52243), (1761, 29281), (1869, 27589), (4109, 12549), (4183, 12327)]