2678988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{1321}}^1$

素因数の和:1354

約数の個数: 36

約数和(自身を含む): 6773928

約数和(自身を除く): 4094940

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 1321, 2028, 2642, 3963, 5284, 7926, 15852, 17173, 34346, 51519, 68692, 103038, 206076, 223249, 446498, 669747, 892996, 1339494, 2678988]

約数ペア:

[(1, 2678988), (2, 1339494), (3, 892996), (4, 669747), (6, 446498), (12, 223249), (13, 206076), (26, 103038), (39, 68692), (52, 51519), (78, 34346), (156, 17173), (169, 15852), (338, 7926), (507, 5284), (676, 3963), (1014, 2642), (1321, 2028)]