28390908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25999}}^1$

素因数の和:26026

約数の個数: 48

約数和(自身を含む): 81536000

約数和(自身を除く): 53145092

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 25999, 51998, 77997, 103996, 155994, 181993, 311988, 337987, 363986, 545979, 675974, 727972, 1013961, 1091958, 1351948, 2027922, 2183916, 2365909, 4055844, 4731818, 7097727, 9463636, 14195454, 28390908]

約数ペア:

[(1, 28390908), (2, 14195454), (3, 9463636), (4, 7097727), (6, 4731818), (7, 4055844), (12, 2365909), (13, 2183916), (14, 2027922), (21, 1351948), (26, 1091958), (28, 1013961), (39, 727972), (42, 675974), (52, 545979), (78, 363986), (84, 337987), (91, 311988), (156, 181993), (182, 155994), (273, 103996), (364, 77997), (546, 51998), (1092, 25999)]