28223454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 68014080

約数和(自身を除く): 39790626

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 53, 62, 93, 106, 159, 186, 217, 318, 371, 409, 434, 651, 742, 818, 1113, 1227, 1302, 1643, 2226, 2454, 2863, 3286, 4929, 5726, 8589, 9858, 11501, 12679, 17178, 21677, 23002, 25358, 34503, 38037, 43354, 65031, 69006, 76074, 88753, 130062, 151739, 177506, 266259, 303478, 455217, 532518, 671987, 910434, 1343974, 2015961, 4031922, 4703909, 9407818, 14111727, 28223454]

約数ペア:

[(1, 28223454), (2, 14111727), (3, 9407818), (6, 4703909), (7, 4031922), (14, 2015961), (21, 1343974), (31, 910434), (42, 671987), (53, 532518), (62, 455217), (93, 303478), (106, 266259), (159, 177506), (186, 151739), (217, 130062), (318, 88753), (371, 76074), (409, 69006), (434, 65031), (651, 43354), (742, 38037), (818, 34503), (1113, 25358), (1227, 23002), (1302, 21677), (1643, 17178), (2226, 12679), (2454, 11501), (2863, 9858), (3286, 8589), (4929, 5726)]