19430775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 108

約数和(自身を含む): 43659408

約数和(自身を除く): 24228633

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 73, 75, 91, 105, 117, 169, 175, 195, 219, 225, 273, 315, 325, 365, 455, 507, 511, 525, 585, 657, 819, 845, 949, 975, 1095, 1183, 1365, 1521, 1533, 1575, 1825, 2275, 2535, 2555, 2847, 2925, 3285, 3549, 4095, 4225, 4599, 4745, 5475, 5915, 6643, 6825, 7605, 7665, 8541, 10647, 12337, 12675, 12775, 14235, 16425, 17745, 19929, 20475, 22995, 23725, 29575, 33215, 37011, 38025, 38325, 42705, 53235, 59787, 61685, 71175, 86359, 88725, 99645, 111033, 114975, 166075, 185055, 213525, 259077, 266175, 298935, 308425, 431795, 498225, 555165, 777231, 925275, 1295385, 1494675, 2158975, 2775825, 3886155, 6476925, 19430775]

約数ペア:

[(1, 19430775), (3, 6476925), (5, 3886155), (7, 2775825), (9, 2158975), (13, 1494675), (15, 1295385), (21, 925275), (25, 777231), (35, 555165), (39, 498225), (45, 431795), (63, 308425), (65, 298935), (73, 266175), (75, 259077), (91, 213525), (105, 185055), (117, 166075), (169, 114975), (175, 111033), (195, 99645), (219, 88725), (225, 86359), (273, 71175), (315, 61685), (325, 59787), (365, 53235), (455, 42705), (507, 38325), (511, 38025), (525, 37011), (585, 33215), (657, 29575), (819, 23725), (845, 22995), (949, 20475), (975, 19929), (1095, 17745), (1183, 16425), (1365, 14235), (1521, 12775), (1533, 12675), (1575, 12337), (1825, 10647), (2275, 8541), (2535, 7665), (2555, 7605), (2847, 6825), (2925, 6643), (3285, 5915), (3549, 5475), (4095, 4745), (4225, 4599)]