28419402

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 66147840

約数和(自身を除く): 37728438

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 131, 173, 209, 262, 346, 393, 418, 519, 627, 786, 1038, 1254, 1441, 1903, 2489, 2882, 3287, 3806, 4323, 4978, 5709, 6574, 7467, 8646, 9861, 11418, 14934, 19722, 22663, 27379, 36157, 45326, 54758, 67989, 72314, 82137, 108471, 135978, 164274, 216942, 249293, 430597, 498586, 747879, 861194, 1291791, 1495758, 2583582, 4736567, 9473134, 14209701, 28419402]

約数ペア:

[(1, 28419402), (2, 14209701), (3, 9473134), (6, 4736567), (11, 2583582), (19, 1495758), (22, 1291791), (33, 861194), (38, 747879), (57, 498586), (66, 430597), (114, 249293), (131, 216942), (173, 164274), (209, 135978), (262, 108471), (346, 82137), (393, 72314), (418, 67989), (519, 54758), (627, 45326), (786, 36157), (1038, 27379), (1254, 22663), (1441, 19722), (1903, 14934), (2489, 11418), (2882, 9861), (3287, 8646), (3806, 7467), (4323, 6574), (4978, 5709)]