168993916

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 371879424

約数和(自身を除く): 202885508

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 169, 182, 284, 338, 364, 497, 503, 676, 923, 994, 1006, 1183, 1846, 1988, 2012, 2366, 3521, 3692, 4732, 6461, 6539, 7042, 11999, 12922, 13078, 14084, 23998, 25844, 26156, 35713, 45773, 47996, 71426, 83993, 85007, 91546, 142852, 167986, 170014, 183092, 249991, 335972, 340028, 464269, 499982, 595049, 928538, 999964, 1190098, 1857076, 2380196, 3249883, 6035497, 6499766, 12070994, 12999532, 24141988, 42248479, 84496958, 168993916]

約数ペア:

[(1, 168993916), (2, 84496958), (4, 42248479), (7, 24141988), (13, 12999532), (14, 12070994), (26, 6499766), (28, 6035497), (52, 3249883), (71, 2380196), (91, 1857076), (142, 1190098), (169, 999964), (182, 928538), (284, 595049), (338, 499982), (364, 464269), (497, 340028), (503, 335972), (676, 249991), (923, 183092), (994, 170014), (1006, 167986), (1183, 142852), (1846, 91546), (1988, 85007), (2012, 83993), (2366, 71426), (3521, 47996), (3692, 45773), (4732, 35713), (6461, 26156), (6539, 25844), (7042, 23998), (11999, 14084), (12922, 13078)]