661190283

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{627911}}^1$

素因数の和:627936

約数の個数: 20

約数和(自身を含む): 1063682928

約数和(自身を除く): 402492645

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 627911, 1883733, 5651199, 8162843, 16953597, 24488529, 50860791, 73465587, 220396761, 661190283]

約数ペア:

[(1, 661190283), (3, 220396761), (9, 73465587), (13, 50860791), (27, 24488529), (39, 16953597), (81, 8162843), (117, 5651199), (351, 1883733), (1053, 627911)]