28271916

素因数分解:

$2^2\times 3^4\times {\mathrm{71}}^1\times {\mathrm{1229}}^1$

素因数の和:1316

約数の個数: 60

約数和(自身を含む): 75010320

約数和(自身を除く): 46738404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 142, 162, 213, 284, 324, 426, 639, 852, 1229, 1278, 1917, 2458, 2556, 3687, 3834, 4916, 5751, 7374, 7668, 11061, 11502, 14748, 22122, 23004, 33183, 44244, 66366, 87259, 99549, 132732, 174518, 199098, 261777, 349036, 398196, 523554, 785331, 1047108, 1570662, 2355993, 3141324, 4711986, 7067979, 9423972, 14135958, 28271916]

約数ペア:

[(1, 28271916), (2, 14135958), (3, 9423972), (4, 7067979), (6, 4711986), (9, 3141324), (12, 2355993), (18, 1570662), (27, 1047108), (36, 785331), (54, 523554), (71, 398196), (81, 349036), (108, 261777), (142, 199098), (162, 174518), (213, 132732), (284, 99549), (324, 87259), (426, 66366), (639, 44244), (852, 33183), (1229, 23004), (1278, 22122), (1917, 14748), (2458, 11502), (2556, 11061), (3687, 7668), (3834, 7374), (4916, 5751)]