18898425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 108

約数和(自身を含む): 42479424

約数和(自身を除く): 23580999

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 71, 75, 91, 105, 117, 169, 175, 195, 213, 225, 273, 315, 325, 355, 455, 497, 507, 525, 585, 639, 819, 845, 923, 975, 1065, 1183, 1365, 1491, 1521, 1575, 1775, 2275, 2485, 2535, 2769, 2925, 3195, 3549, 4095, 4225, 4473, 4615, 5325, 5915, 6461, 6825, 7455, 7605, 8307, 10647, 11999, 12425, 12675, 13845, 15975, 17745, 19383, 20475, 22365, 23075, 29575, 32305, 35997, 37275, 38025, 41535, 53235, 58149, 59995, 69225, 83993, 88725, 96915, 107991, 111825, 161525, 179985, 207675, 251979, 266175, 290745, 299975, 419965, 484575, 539955, 755937, 899925, 1259895, 1453725, 2099825, 2699775, 3779685, 6299475, 18898425]

約数ペア:

[(1, 18898425), (3, 6299475), (5, 3779685), (7, 2699775), (9, 2099825), (13, 1453725), (15, 1259895), (21, 899925), (25, 755937), (35, 539955), (39, 484575), (45, 419965), (63, 299975), (65, 290745), (71, 266175), (75, 251979), (91, 207675), (105, 179985), (117, 161525), (169, 111825), (175, 107991), (195, 96915), (213, 88725), (225, 83993), (273, 69225), (315, 59995), (325, 58149), (355, 53235), (455, 41535), (497, 38025), (507, 37275), (525, 35997), (585, 32305), (639, 29575), (819, 23075), (845, 22365), (923, 20475), (975, 19383), (1065, 17745), (1183, 15975), (1365, 13845), (1491, 12675), (1521, 12425), (1575, 11999), (1775, 10647), (2275, 8307), (2485, 7605), (2535, 7455), (2769, 6825), (2925, 6461), (3195, 5915), (3549, 5325), (4095, 4615), (4225, 4473)]