28742512

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{421}}^1$

素因数の和:697

約数の個数: 40

約数和(自身を含む): 59339952

約数和(自身を除く): 30597440

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 251, 272, 421, 502, 842, 1004, 1684, 2008, 3368, 4016, 4267, 6736, 7157, 8534, 14314, 17068, 28628, 34136, 57256, 68272, 105671, 114512, 211342, 422684, 845368, 1690736, 1796407, 3592814, 7185628, 14371256, 28742512]

約数ペア:

[(1, 28742512), (2, 14371256), (4, 7185628), (8, 3592814), (16, 1796407), (17, 1690736), (34, 845368), (68, 422684), (136, 211342), (251, 114512), (272, 105671), (421, 68272), (502, 57256), (842, 34136), (1004, 28628), (1684, 17068), (2008, 14314), (3368, 8534), (4016, 7157), (4267, 6736)]