28003976

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 71150400

約数和(自身を除く): 43146424

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 169, 182, 269, 286, 308, 338, 364, 538, 572, 616, 676, 728, 1001, 1076, 1144, 1183, 1352, 1859, 1883, 2002, 2152, 2366, 2959, 3497, 3718, 3766, 4004, 4732, 5918, 6994, 7436, 7532, 8008, 9464, 11836, 13013, 13988, 14872, 15064, 20713, 23672, 24479, 26026, 27976, 38467, 41426, 45461, 48958, 52052, 76934, 82852, 90922, 97916, 104104, 153868, 165704, 181844, 195832, 269269, 307736, 318227, 363688, 500071, 538538, 636454, 1000142, 1077076, 1272908, 2000284, 2154152, 2545816, 3500497, 4000568, 7000994, 14001988, 28003976]

約数ペア:

[(1, 28003976), (2, 14001988), (4, 7000994), (7, 4000568), (8, 3500497), (11, 2545816), (13, 2154152), (14, 2000284), (22, 1272908), (26, 1077076), (28, 1000142), (44, 636454), (52, 538538), (56, 500071), (77, 363688), (88, 318227), (91, 307736), (104, 269269), (143, 195832), (154, 181844), (169, 165704), (182, 153868), (269, 104104), (286, 97916), (308, 90922), (338, 82852), (364, 76934), (538, 52052), (572, 48958), (616, 45461), (676, 41426), (728, 38467), (1001, 27976), (1076, 26026), (1144, 24479), (1183, 23672), (1352, 20713), (1859, 15064), (1883, 14872), (2002, 13988), (2152, 13013), (2366, 11836), (2959, 9464), (3497, 8008), (3718, 7532), (3766, 7436), (4004, 6994), (4732, 5918)]