20241819

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:481

約数の個数: 40

約数和(自身を含む): 33337920

約数和(自身を除く): 13096101

約数列:

[1, 3, 9, 13, 27, 39, 47, 81, 117, 141, 351, 409, 423, 611, 1053, 1227, 1269, 1833, 3681, 3807, 5317, 5499, 11043, 15951, 16497, 19223, 33129, 47853, 49491, 57669, 143559, 173007, 249899, 430677, 519021, 749697, 1557063, 2249091, 6747273, 20241819]

約数ペア:

[(1, 20241819), (3, 6747273), (9, 2249091), (13, 1557063), (27, 749697), (39, 519021), (47, 430677), (81, 249899), (117, 173007), (141, 143559), (351, 57669), (409, 49491), (423, 47853), (611, 33129), (1053, 19223), (1227, 16497), (1269, 15951), (1833, 11043), (3681, 5499), (3807, 5317)]