6391278

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{1667}}^1$

素因数の和:1749

約数の個数: 32

約数和(自身を含む): 14411520

約数和(自身を除く): 8020242

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1667, 1917, 3334, 3834, 5001, 10002, 15003, 30006, 45009, 90018, 118357, 236714, 355071, 710142, 1065213, 2130426, 3195639, 6391278]

約数ペア:

[(1, 6391278), (2, 3195639), (3, 2130426), (6, 1065213), (9, 710142), (18, 355071), (27, 236714), (54, 118357), (71, 90018), (142, 45009), (213, 30006), (426, 15003), (639, 10002), (1278, 5001), (1667, 3834), (1917, 3334)]