218819268

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{209597}}^1$

素因数の和:209636

約数の個数: 36

約数和(自身を含む): 572202540

約数和(自身を除く): 353383272

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 209597, 419194, 628791, 838388, 1257582, 1886373, 2515164, 3772746, 6078313, 7545492, 12156626, 18234939, 24313252, 36469878, 54704817, 72939756, 109409634, 218819268]

約数ペア:

[(1, 218819268), (2, 109409634), (3, 72939756), (4, 54704817), (6, 36469878), (9, 24313252), (12, 18234939), (18, 12156626), (29, 7545492), (36, 6078313), (58, 3772746), (87, 2515164), (116, 1886373), (174, 1257582), (261, 838388), (348, 628791), (522, 419194), (1044, 209597)]