219372244

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19441}}^1$

素因数の和:19496

約数の個数: 48

約数和(自身を含む): 487760896

約数和(自身を除く): 268388652

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 19441, 38882, 77764, 136087, 252733, 272174, 505466, 544348, 602671, 1010932, 1205342, 1769131, 2410684, 3538262, 4218697, 7076524, 7834723, 8437394, 15669446, 16874788, 31338892, 54843061, 109686122, 219372244]

約数ペア:

[(1, 219372244), (2, 109686122), (4, 54843061), (7, 31338892), (13, 16874788), (14, 15669446), (26, 8437394), (28, 7834723), (31, 7076524), (52, 4218697), (62, 3538262), (91, 2410684), (124, 1769131), (182, 1205342), (217, 1010932), (364, 602671), (403, 544348), (434, 505466), (806, 272174), (868, 252733), (1612, 136087), (2821, 77764), (5642, 38882), (11284, 19441)]