291240697

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 342144000

約数和(自身を除く): 50903303

約数列:

[1, 11, 23, 59, 109, 179, 253, 649, 1199, 1357, 1969, 2507, 4117, 6431, 10561, 14927, 19511, 27577, 45287, 70741, 116171, 147913, 214621, 242903, 448753, 1151149, 1627043, 2671933, 4936283, 12662639, 26476427, 291240697]

約数ペア:

[(1, 291240697), (11, 26476427), (23, 12662639), (59, 4936283), (109, 2671933), (179, 1627043), (253, 1151149), (649, 448753), (1199, 242903), (1357, 214621), (1969, 147913), (2507, 116171), (4117, 70741), (6431, 45287), (10561, 27577), (14927, 19511)]