128772

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{73}}^1$

素因数の和:97

約数の個数: 54

約数和(自身を含む): 383838

約数和(自身を除く): 255066

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 73, 84, 98, 126, 146, 147, 196, 219, 252, 292, 294, 438, 441, 511, 588, 657, 876, 882, 1022, 1314, 1533, 1764, 2044, 2628, 3066, 3577, 4599, 6132, 7154, 9198, 10731, 14308, 18396, 21462, 32193, 42924, 64386, 128772]

約数ペア:

[(1, 128772), (2, 64386), (3, 42924), (4, 32193), (6, 21462), (7, 18396), (9, 14308), (12, 10731), (14, 9198), (18, 7154), (21, 6132), (28, 4599), (36, 3577), (42, 3066), (49, 2628), (63, 2044), (73, 1764), (84, 1533), (98, 1314), (126, 1022), (146, 882), (147, 876), (196, 657), (219, 588), (252, 511), (292, 441), (294, 438)]