27660568

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 57645000

約数和(自身を除く): 29984432

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 169, 328, 338, 499, 533, 676, 998, 1066, 1352, 1996, 2132, 3992, 4264, 6487, 6929, 12974, 13858, 20459, 25948, 27716, 40918, 51896, 55432, 81836, 84331, 163672, 168662, 265967, 337324, 531934, 674648, 1063868, 2127736, 3457571, 6915142, 13830284, 27660568]

約数ペア:

[(1, 27660568), (2, 13830284), (4, 6915142), (8, 3457571), (13, 2127736), (26, 1063868), (41, 674648), (52, 531934), (82, 337324), (104, 265967), (164, 168662), (169, 163672), (328, 84331), (338, 81836), (499, 55432), (533, 51896), (676, 40918), (998, 27716), (1066, 25948), (1352, 20459), (1996, 13858), (2132, 12974), (3992, 6929), (4264, 6487)]