287979692

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1013}}^1$

素因数の和:1119

約数の個数: 96

約数和(自身を含む): 686859264

約数和(自身を除く): 398879572

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 71, 77, 91, 142, 143, 154, 182, 284, 286, 308, 364, 497, 572, 781, 923, 994, 1001, 1013, 1562, 1846, 1988, 2002, 2026, 3124, 3692, 4004, 4052, 5467, 6461, 7091, 10153, 10934, 11143, 12922, 13169, 14182, 20306, 21868, 22286, 25844, 26338, 28364, 40612, 44572, 52676, 71071, 71923, 78001, 92183, 142142, 143846, 144859, 156002, 184366, 284284, 287692, 289718, 312004, 368732, 503461, 579436, 791153, 934999, 1006922, 1014013, 1582306, 1869998, 2013844, 2028026, 3164612, 3739996, 4056052, 5538071, 6544993, 10284989, 11076142, 13089986, 20569978, 22152284, 26179972, 41139956, 71994923, 143989846, 287979692]

約数ペア:

[(1, 287979692), (2, 143989846), (4, 71994923), (7, 41139956), (11, 26179972), (13, 22152284), (14, 20569978), (22, 13089986), (26, 11076142), (28, 10284989), (44, 6544993), (52, 5538071), (71, 4056052), (77, 3739996), (91, 3164612), (142, 2028026), (143, 2013844), (154, 1869998), (182, 1582306), (284, 1014013), (286, 1006922), (308, 934999), (364, 791153), (497, 579436), (572, 503461), (781, 368732), (923, 312004), (994, 289718), (1001, 287692), (1013, 284284), (1562, 184366), (1846, 156002), (1988, 144859), (2002, 143846), (2026, 142142), (3124, 92183), (3692, 78001), (4004, 71923), (4052, 71071), (5467, 52676), (6461, 44572), (7091, 40612), (10153, 28364), (10934, 26338), (11143, 25844), (12922, 22286), (13169, 21868), (14182, 20306)]