28230878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 47500992

約数和(自身を除く): 19270114

約数列:

[1, 2, 13, 26, 41, 71, 82, 142, 373, 533, 746, 923, 1066, 1846, 2911, 4849, 5822, 9698, 15293, 26483, 30586, 37843, 52966, 75686, 198809, 344279, 397618, 688558, 1085803, 2171606, 14115439, 28230878]

約数ペア:

[(1, 28230878), (2, 14115439), (13, 2171606), (26, 1085803), (41, 688558), (71, 397618), (82, 344279), (142, 198809), (373, 75686), (533, 52966), (746, 37843), (923, 30586), (1066, 26483), (1846, 15293), (2911, 9698), (4849, 5822)]