81475154

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 136183680

約数和(自身を除く): 54708526

約数列:

[1, 2, 19, 23, 38, 46, 73, 146, 437, 874, 1277, 1387, 1679, 2554, 2774, 3358, 24263, 29371, 31901, 48526, 58742, 63802, 93221, 186442, 558049, 1116098, 1771199, 2144083, 3542398, 4288166, 40737577, 81475154]

約数ペア:

[(1, 81475154), (2, 40737577), (19, 4288166), (23, 3542398), (38, 2144083), (46, 1771199), (73, 1116098), (146, 558049), (437, 186442), (874, 93221), (1277, 63802), (1387, 58742), (1679, 48526), (2554, 31901), (2774, 29371), (3358, 24263)]