207966668

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:727

約数の個数: 72

約数和(自身を含む): 457470720

約数和(自身を除く): 249504052

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 169, 182, 284, 338, 364, 497, 619, 676, 923, 994, 1183, 1238, 1846, 1988, 2366, 2476, 3692, 4333, 4732, 6461, 8047, 8666, 11999, 12922, 16094, 17332, 23998, 25844, 32188, 43949, 47996, 56329, 83993, 87898, 104611, 112658, 167986, 175796, 209222, 225316, 307643, 335972, 418444, 571337, 615286, 732277, 1142674, 1230572, 1464554, 2285348, 2929108, 3999359, 7427381, 7998718, 14854762, 15997436, 29709524, 51991667, 103983334, 207966668]

約数ペア:

[(1, 207966668), (2, 103983334), (4, 51991667), (7, 29709524), (13, 15997436), (14, 14854762), (26, 7998718), (28, 7427381), (52, 3999359), (71, 2929108), (91, 2285348), (142, 1464554), (169, 1230572), (182, 1142674), (284, 732277), (338, 615286), (364, 571337), (497, 418444), (619, 335972), (676, 307643), (923, 225316), (994, 209222), (1183, 175796), (1238, 167986), (1846, 112658), (1988, 104611), (2366, 87898), (2476, 83993), (3692, 56329), (4333, 47996), (4732, 43949), (6461, 32188), (8047, 25844), (8666, 23998), (11999, 17332), (12922, 16094)]