213278910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{546869}}^1$

素因数の和:546892

約数の個数: 32

約数和(自身を含む): 551244960

約数和(自身を除く): 337966050

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 546869, 1093738, 1640607, 2734345, 3281214, 5468690, 7109297, 8203035, 14218594, 16406070, 21327891, 35546485, 42655782, 71092970, 106639455, 213278910]

約数ペア:

[(1, 213278910), (2, 106639455), (3, 71092970), (5, 42655782), (6, 35546485), (10, 21327891), (13, 16406070), (15, 14218594), (26, 8203035), (30, 7109297), (39, 5468690), (65, 3281214), (78, 2734345), (130, 1640607), (195, 1093738), (390, 546869)]