266772645

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137867}}^1$

素因数の和:137921

約数の個数: 24

約数和(自身を含む): 473162976

約数和(自身を除く): 206390331

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 137867, 413601, 689335, 1240803, 2068005, 5928281, 6204015, 17784843, 29641405, 53354529, 88924215, 266772645]

約数ペア:

[(1, 266772645), (3, 88924215), (5, 53354529), (9, 29641405), (15, 17784843), (43, 6204015), (45, 5928281), (129, 2068005), (215, 1240803), (387, 689335), (645, 413601), (1935, 137867)]