255909942

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2161}}^1$

素因数の和:2235

約数の個数: 80

約数和(自身を含む): 621566352

約数和(自身を除く): 365656410

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 43, 51, 54, 81, 86, 102, 129, 153, 162, 258, 306, 387, 459, 731, 774, 918, 1161, 1377, 1462, 2161, 2193, 2322, 2754, 3483, 4322, 4386, 6483, 6579, 6966, 12966, 13158, 19449, 19737, 36737, 38898, 39474, 58347, 59211, 73474, 92923, 110211, 116694, 118422, 175041, 185846, 220422, 278769, 330633, 350082, 557538, 661266, 836307, 991899, 1579691, 1672614, 1983798, 2508921, 2975697, 3159382, 4739073, 5017842, 5951394, 7526763, 9478146, 14217219, 15053526, 28434438, 42651657, 85303314, 127954971, 255909942]

約数ペア:

[(1, 255909942), (2, 127954971), (3, 85303314), (6, 42651657), (9, 28434438), (17, 15053526), (18, 14217219), (27, 9478146), (34, 7526763), (43, 5951394), (51, 5017842), (54, 4739073), (81, 3159382), (86, 2975697), (102, 2508921), (129, 1983798), (153, 1672614), (162, 1579691), (258, 991899), (306, 836307), (387, 661266), (459, 557538), (731, 350082), (774, 330633), (918, 278769), (1161, 220422), (1377, 185846), (1462, 175041), (2161, 118422), (2193, 116694), (2322, 110211), (2754, 92923), (3483, 73474), (4322, 59211), (4386, 58347), (6483, 39474), (6579, 38898), (6966, 36737), (12966, 19737), (13158, 19449)]