13478253831

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1\times {\mathrm{6959}}^1$

素因数の和:7476

約数の個数: 48

約数和(自身を含む): 22618552320

約数和(自身を除く): 9140298489

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 433, 497, 639, 1299, 1491, 3031, 3897, 4473, 6959, 9093, 20877, 27279, 30743, 48713, 62631, 92229, 146139, 215201, 276687, 438417, 494089, 645603, 1482267, 1936809, 3013247, 3458623, 4446801, 9039741, 10375869, 21092729, 27119223, 31127607, 63278187, 189834561, 213940537, 641821611, 1497583759, 1925464833, 4492751277, 13478253831]

約数ペア:

[(1, 13478253831), (3, 4492751277), (7, 1925464833), (9, 1497583759), (21, 641821611), (63, 213940537), (71, 189834561), (213, 63278187), (433, 31127607), (497, 27119223), (639, 21092729), (1299, 10375869), (1491, 9039741), (3031, 4446801), (3897, 3458623), (4473, 3013247), (6959, 1936809), (9093, 1482267), (20877, 645603), (27279, 494089), (30743, 438417), (48713, 276687), (62631, 215201), (92229, 146139)]