67108419

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1667}}^1$

素因数の和:1757

約数の個数: 40

約数和(自身を含む): 116252928

約数和(自身を除く): 49144509

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 497, 567, 639, 1491, 1667, 1917, 4473, 5001, 5751, 11669, 13419, 15003, 35007, 40257, 45009, 105021, 118357, 135027, 315063, 355071, 828499, 945189, 1065213, 2485497, 3195639, 7456491, 9586917, 22369473, 67108419]

約数ペア:

[(1, 67108419), (3, 22369473), (7, 9586917), (9, 7456491), (21, 3195639), (27, 2485497), (63, 1065213), (71, 945189), (81, 828499), (189, 355071), (213, 315063), (497, 135027), (567, 118357), (639, 105021), (1491, 45009), (1667, 40257), (1917, 35007), (4473, 15003), (5001, 13419), (5751, 11669)]