858217204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{787}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 1648886848

約数和(自身を除く): 790669644

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 313, 626, 787, 871, 1252, 1574, 1742, 3148, 3484, 4069, 8138, 10231, 16276, 20462, 20971, 40924, 41942, 52729, 83884, 105458, 210916, 246331, 272623, 492662, 545246, 685477, 985324, 1090492, 1370954, 2741908, 3202303, 6404606, 12809212, 16504177, 33008354, 66016708, 214554301, 429108602, 858217204]

約数ペア:

[(1, 858217204), (2, 429108602), (4, 214554301), (13, 66016708), (26, 33008354), (52, 16504177), (67, 12809212), (134, 6404606), (268, 3202303), (313, 2741908), (626, 1370954), (787, 1090492), (871, 985324), (1252, 685477), (1574, 545246), (1742, 492662), (3148, 272623), (3484, 246331), (4069, 210916), (8138, 105458), (10231, 83884), (16276, 52729), (20462, 41942), (20971, 40924)]