28453908

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 80281600

約数和(自身を除く): 51827692

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 223, 294, 343, 372, 434, 446, 588, 651, 669, 686, 868, 892, 1029, 1302, 1338, 1372, 1519, 1561, 2058, 2604, 2676, 3038, 3122, 4116, 4557, 4683, 6076, 6244, 6913, 9114, 9366, 10633, 10927, 13826, 18228, 18732, 20739, 21266, 21854, 27652, 31899, 32781, 41478, 42532, 43708, 48391, 63798, 65562, 76489, 82956, 96782, 127596, 131124, 145173, 152978, 193564, 229467, 290346, 305956, 338737, 458934, 580692, 677474, 917868, 1016211, 1354948, 2032422, 2371159, 4064844, 4742318, 7113477, 9484636, 14226954, 28453908]

約数ペア:

[(1, 28453908), (2, 14226954), (3, 9484636), (4, 7113477), (6, 4742318), (7, 4064844), (12, 2371159), (14, 2032422), (21, 1354948), (28, 1016211), (31, 917868), (42, 677474), (49, 580692), (62, 458934), (84, 338737), (93, 305956), (98, 290346), (124, 229467), (147, 193564), (186, 152978), (196, 145173), (217, 131124), (223, 127596), (294, 96782), (343, 82956), (372, 76489), (434, 65562), (446, 63798), (588, 48391), (651, 43708), (669, 42532), (686, 41478), (868, 32781), (892, 31899), (1029, 27652), (1302, 21854), (1338, 21266), (1372, 20739), (1519, 18732), (1561, 18228), (2058, 13826), (2604, 10927), (2676, 10633), (3038, 9366), (3122, 9114), (4116, 6913), (4557, 6244), (4683, 6076)]