28108486

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{421}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 51045120

約数和(自身を除く): 22936634

約数列:

[1, 2, 7, 14, 19, 38, 133, 251, 266, 421, 502, 842, 1757, 2947, 3514, 4769, 5894, 7999, 9538, 15998, 33383, 55993, 66766, 105671, 111986, 211342, 739697, 1479394, 2007749, 4015498, 14054243, 28108486]

約数ペア:

[(1, 28108486), (2, 14054243), (7, 4015498), (14, 2007749), (19, 1479394), (38, 739697), (133, 211342), (251, 111986), (266, 105671), (421, 66766), (502, 55993), (842, 33383), (1757, 15998), (2947, 9538), (3514, 7999), (4769, 5894)]