80817477

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 119129472

約数和(自身を除く): 38311995

約数列:

[1, 3, 13, 39, 67, 157, 197, 201, 471, 591, 871, 2041, 2561, 2613, 6123, 7683, 10519, 13199, 30929, 31557, 39597, 92787, 136747, 171587, 402077, 410241, 514761, 1206231, 2072243, 6216729, 26939159, 80817477]

約数ペア:

[(1, 80817477), (3, 26939159), (13, 6216729), (39, 2072243), (67, 1206231), (157, 514761), (197, 410241), (201, 402077), (471, 171587), (591, 136747), (871, 92787), (2041, 39597), (2561, 31557), (2613, 30929), (6123, 13199), (7683, 10519)]