420194159

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{541}}^1$

素因数の和:708

約数の個数: 36

約数和(自身を含む): 542375064

約数和(自身を除く): 122180905

約数列:

[1, 7, 11, 49, 77, 121, 131, 539, 541, 847, 917, 1441, 3787, 5929, 5951, 6419, 10087, 15851, 26509, 41657, 65461, 70609, 70871, 110957, 291599, 458227, 496097, 776699, 779581, 3207589, 3472679, 5457067, 8575391, 38199469, 60027737, 420194159]

約数ペア:

[(1, 420194159), (7, 60027737), (11, 38199469), (49, 8575391), (77, 5457067), (121, 3472679), (131, 3207589), (539, 779581), (541, 776699), (847, 496097), (917, 458227), (1441, 291599), (3787, 110957), (5929, 70871), (5951, 70609), (6419, 65461), (10087, 41657), (15851, 26509)]